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Finding the Third Proportional to 3,488,842.50 and 7,391,949

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Solution

The third proportional to 3,488,842.50 and 7,391,949 is: 15,661,615.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,488,842.50 : 7,391,949 = 7,391,949 : x
  2. Step 2: Convert to fraction form
    3,488,842.50/7,391,949 = 7,391,949/x
  3. Step 3: Cross multiply
    3,488,842.50x = 7,391,949 × 7,391,949
  4. Step 4: Simplify right side
    3,488,842.50x = 54,640,910,018,601
  5. Step 5: Solve for x
    x = 54,640,910,018,601/3,488,842.50
  6. Step 6: Final answer
    x = 15,661,615.57

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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.