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Finding the Third Proportional to 115,055,709 and 247,187,514

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Solution

The third proportional to 115,055,709 and 247,187,514 is: 531,061,584.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,055,709 : 247,187,514 = 247,187,514 : x
  2. Step 2: Convert to fraction form
    115,055,709/247,187,514 = 247,187,514/x
  3. Step 3: Cross multiply
    115,055,709x = 247,187,514 × 247,187,514
  4. Step 4: Simplify right side
    115,055,709x = 61,101,667,077,500,192
  5. Step 5: Solve for x
    x = 61,101,667,077,500,192/115,055,709
  6. Step 6: Final answer
    x = 531,061,584.07

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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.