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Finding the Third Proportional to 3,488,847 and 7,391,957

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Solution

The third proportional to 3,488,847 and 7,391,957 is: 15,661,629.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,488,847 : 7,391,957 = 7,391,957 : x
  2. Step 2: Convert to fraction form
    3,488,847/7,391,957 = 7,391,957/x
  3. Step 3: Cross multiply
    3,488,847x = 7,391,957 × 7,391,957
  4. Step 4: Simplify right side
    3,488,847x = 54,641,028,289,849
  5. Step 5: Solve for x
    x = 54,641,028,289,849/3,488,847
  6. Step 6: Final answer
    x = 15,661,629.27

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.