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Finding the Third Proportional to 3,940,251 and 8,553,073.50

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Solution

The third proportional to 3,940,251 and 8,553,073.50 is: 18,566,092.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,940,251 : 8,553,073.50 = 8,553,073.50 : x
  2. Step 2: Convert to fraction form
    3,940,251/8,553,073.50 = 8,553,073.50/x
  3. Step 3: Cross multiply
    3,940,251x = 8,553,073.50 × 8,553,073.50
  4. Step 4: Simplify right side
    3,940,251x = 73,155,066,296,402.25
  5. Step 5: Solve for x
    x = 73,155,066,296,402.25/3,940,251
  6. Step 6: Final answer
    x = 18,566,092.95

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.