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Finding the Third Proportional to 56,581,074 and 123,753,789

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Solution

The third proportional to 56,581,074 and 123,753,789 is: 270,673,552.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,581,074 : 123,753,789 = 123,753,789 : x
  2. Step 2: Convert to fraction form
    56,581,074/123,753,789 = 123,753,789/x
  3. Step 3: Cross multiply
    56,581,074x = 123,753,789 × 123,753,789
  4. Step 4: Simplify right side
    56,581,074x = 15,315,000,291,856,520
  5. Step 5: Solve for x
    x = 15,315,000,291,856,520/56,581,074
  6. Step 6: Final answer
    x = 270,673,552.29

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.