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Finding the Third Proportional to 52,807,687 and 80,781,452

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Solution

The third proportional to 52,807,687 and 80,781,452 is: 123,573,732.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,807,687 : 80,781,452 = 80,781,452 : x
  2. Step 2: Convert to fraction form
    52,807,687/80,781,452 = 80,781,452/x
  3. Step 3: Cross multiply
    52,807,687x = 80,781,452 × 80,781,452
  4. Step 4: Simplify right side
    52,807,687x = 6,525,642,987,228,304
  5. Step 5: Solve for x
    x = 6,525,642,987,228,304/52,807,687
  6. Step 6: Final answer
    x = 123,573,732.50

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.