find the missing letter in the following ratio
3:9 = 9:b​

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1. Answer:

   3 : 9 = 9 : ?

   You need to make them as equivalent fraction.

   3/9 = 9/?

   As you have multiplied 3 by 3 to get 9, we have to multiply 9 by 3

   9 × 3 = 27

   So, 3/9 = 9/27.

   Now convert it into ratio.

   So your answer will be 3:9 = 9:27 .

   Step-by-step explanation:

   Hope it helps!

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