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Finding the Third Proportional to 71,874,327.38 and 117,351,902.25

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Solution

The third proportional to 71,874,327.38 and 117,351,902.25 is: 191,604,839.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,874,327.38 : 117,351,902.25 = 117,351,902.25 : x
  2. Step 2: Convert to fraction form
    71,874,327.38/117,351,902.25 = 117,351,902.25/x
  3. Step 3: Cross multiply
    71,874,327.38x = 117,351,902.25 × 117,351,902.25
  4. Step 4: Simplify right side
    71,874,327.38x = 13,771,468,961,693,556
  5. Step 5: Solve for x
    x = 13,771,468,961,693,556/71,874,327.38
  6. Step 6: Final answer
    x = 191,604,839.51

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Why These Related Problems?

These problems maintain the same ratio (1.63) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.