Question

Third proportion of 10 and 20 is

Answer 1

Answer:40

Step-by-step explanation:

Answer 2

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Here is your answer.
Let the third proportional is x
so 10:20 :: 20:x
$10 \times x = 20 \times 20 \\ x = \frac{400}{10} \\ x = 40$
So The third proportional is 40
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