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Finding the Third Proportional to 16,847,287 and 36,384,530

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Solution

The third proportional to 16,847,287 and 36,384,530 is: 78,578,469.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,847,287 : 36,384,530 = 36,384,530 : x
  2. Step 2: Convert to fraction form
    16,847,287/36,384,530 = 36,384,530/x
  3. Step 3: Cross multiply
    16,847,287x = 36,384,530 × 36,384,530
  4. Step 4: Simplify right side
    16,847,287x = 1,323,834,023,320,900
  5. Step 5: Solve for x
    x = 1,323,834,023,320,900/16,847,287
  6. Step 6: Final answer
    x = 78,578,469.24

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These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.