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Finding the Third Proportional to 87,590,854 and 206,766,433

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Solution

The third proportional to 87,590,854 and 206,766,433 is: 488,091,574.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,590,854 : 206,766,433 = 206,766,433 : x
  2. Step 2: Convert to fraction form
    87,590,854/206,766,433 = 206,766,433/x
  3. Step 3: Cross multiply
    87,590,854x = 206,766,433 × 206,766,433
  4. Step 4: Simplify right side
    87,590,854x = 42,752,357,815,543,488
  5. Step 5: Solve for x
    x = 42,752,357,815,543,488/87,590,854
  6. Step 6: Final answer
    x = 488,091,574.21

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.