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Finding the Third Proportional to 20,696,694 and 43,538,322

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Solution

The third proportional to 20,696,694 and 43,538,322 is: 91,588,805.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,696,694 : 43,538,322 = 43,538,322 : x
  2. Step 2: Convert to fraction form
    20,696,694/43,538,322 = 43,538,322/x
  3. Step 3: Cross multiply
    20,696,694x = 43,538,322 × 43,538,322
  4. Step 4: Simplify right side
    20,696,694x = 1,895,585,482,575,684
  5. Step 5: Solve for x
    x = 1,895,585,482,575,684/20,696,694
  6. Step 6: Final answer
    x = 91,588,805.56

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Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.