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Finding the Third Proportional to 39,577,815 and 60,543,720

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Solution

The third proportional to 39,577,815 and 60,543,720 is: 92,616,078.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,577,815 : 60,543,720 = 60,543,720 : x
  2. Step 2: Convert to fraction form
    39,577,815/60,543,720 = 60,543,720/x
  3. Step 3: Cross multiply
    39,577,815x = 60,543,720 × 60,543,720
  4. Step 4: Simplify right side
    39,577,815x = 3,665,542,031,438,400
  5. Step 5: Solve for x
    x = 3,665,542,031,438,400/39,577,815
  6. Step 6: Final answer
    x = 92,616,078.77

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.