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There are four numbers in geometrical progression, the second of which is less than the fourth by 24 ; and the sum of the extremes is to the sum of the means, as 7 to 3. What are the numbers ? Ans.
New School Algebra - Σελίδα 332
των George Albert Wentworth - 1898 - 407 σελίδες
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## The R.I. Schoolmaster, Τόμος 7

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...1006 |=10Ш5. In the same manner square 125, 76, 95, 455, 725, 1255, &c. ALGEBRAICAL QUESTION. — There are four numbers in geometrical progression,...the extremes, is to the sum of the means, as 7 to 3. What are the numbers ? А. г. к. several numbers is required. In comparing numbers we observe we...

## A Theoretical and Practical Treatise on Algebra: In which the Excellencies ...

Horatio Nelson Robinson - 1861
...progression, such that their sum shall be 14, and the sum of their squares 84. ^?/is 2, 4, and 8. 8. There are four numbers in geometrical progression, the second of which is less than the fourth by 21 ; and the sum of the extremes is to the sum of the means, as 7 to 3. What are the numbers 1 Ans....

## New University Algebra: A Theoretical and Practical Treatise, Containing ...

Horatio Nelson Robinson - 1863 - 420 σελίδες
...progression, each that their sum shall be 11, and the gum of their squares 84. Ans. 2, 4, and 8. 8. There are four numbers in geometrical progression,...the extremes is to the sum of the means as 7 to 3. What are the numbers? Ans. l, 3, 9, and 27. 9. There are three numbers in geometrical progression j...

## New Elementary Algebra: in which the First Principles of Analysis are ...

Benjamin Greenleaf - 1863 - 324 σελίδες
...the difference of the extremes as 2 to 3. Required the numbers. Ans. 5, 10, 20. 14. There are fonr numbers in geometrical progression, the second of which is less than the fourth by ?t, and the sum of the extremes is to the sum of the moans as 1 to 3. Eequired the numbers. Ans. l,...

## New Elementary Algebra: In which the First Principles of Analysis are ...

Benjamin Greenleaf - 1864 - 324 σελίδες
...the mean is to the difference of the extremes as 2 to 3. Required the numbers. Ans. 5, 10, 20. 14. There are four numbers in geometrical progression,...the extremes is to the sum of the means as 7 to 3. Required the numbers. Ans. 1, 3, 9, 27. MISCELLANEOUS EXAMPLES. 1. What is the quantity made up of...

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James Wharton - 1864 - 168 σελίδες
...the first day, 13 the second and so on. lu how many days will the second overtake the first ? (88.) There are four numbers in geometrical progression,...the extremes is to the sum of the means as 7 to 3. Required the numbers ? fell 1/., and of a sheep 6«. Sd., he got for 100Î. three times as many sheep...

## New University Algebra: A Theoretical and Practical Treatise, Containing ...

Horatio Nelson Robinson - 1864 - 420 σελίδες
...-. /» <*• such that their sum shall be 14, and the sum of their squares 84. Ans. 2, 4, and 8. 5. There are four numbers in geometrical progression, the second of which is less than the fourth by 24 ; acd the sum of the extremes is to the sum of the means as 7 to 3. What are the numbers? V-.Ty, ty%...

## Algebra: Adapted to the Course of Instruction Usually Pursued in the ...

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Jeremiah Day - 1866
...the squares of all the three numbers as 5 to 7. What are the numbers ? Ans. 5, 10, and 20. Prob. 7. There are four numbers in geometrical progression, the second of which is less than the fourth by 24 ; ant" the sum of the extremes is to the sum of the means, as 7 to 3 What are the numbers? Ans. 1,...