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Finding the Third Proportional to 19,363,785 and 41,715,147

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Solution

The third proportional to 19,363,785 and 41,715,147 is: 89,866,391.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,363,785 : 41,715,147 = 41,715,147 : x
  2. Step 2: Convert to fraction form
    19,363,785/41,715,147 = 41,715,147/x
  3. Step 3: Cross multiply
    19,363,785x = 41,715,147 × 41,715,147
  4. Step 4: Simplify right side
    19,363,785x = 1,740,153,489,231,609
  5. Step 5: Solve for x
    x = 1,740,153,489,231,609/19,363,785
  6. Step 6: Final answer
    x = 89,866,391.78

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.