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Finding the Third Proportional to 115,055,723 and 247,187,542

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Solution

The third proportional to 115,055,723 and 247,187,542 is: 531,061,639.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,055,723 : 247,187,542 = 247,187,542 : x
  2. Step 2: Convert to fraction form
    115,055,723/247,187,542 = 247,187,542/x
  3. Step 3: Cross multiply
    115,055,723x = 247,187,542 × 247,187,542
  4. Step 4: Simplify right side
    115,055,723x = 61,101,680,920,001,760
  5. Step 5: Solve for x
    x = 61,101,680,920,001,760/115,055,723
  6. Step 6: Final answer
    x = 531,061,639.76

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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.