Math, asked by Afreen548, 9 months ago

The third proportional of 7 and 21 is

Answers

Answered by huzaifa83

20

Step-by-step explanation:

Let the number be x

7:21::21:x

Product of mean = Product of extreme

21*21= 441

7x=441

x=441/7

x=63

Answered by rahulraghav33

12

Step-by-step explanation:

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