Question

1. The third proportional to 9 and 12 is ​

Answer 1

Answer:

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Step-by-step explanation:

Consider their ratios be 9 : 12 : x

\frac{9}{12} = \frac{12}{x}129=x12

By cross multiplication,  

9x = 12 \times× 12

9x = 144

X = 16.

Answer 2

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