Question

find the proportional between 7 and 63
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Answer 1

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The mean proportional between 7 and 63 is 21.

Answer 2

Answer:

21.

Step-by-step explanation:

let the mean between 7 and 63 be x .

so, the proportion is in from 7:x::x:6

here, a=7 ,b=x,c=x and d=63

substitute the value

cross multiply

therefore , the mean proportional between 7 and 63 is 21.

hope it's help you dear