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Finding the Third Proportional to 87,375,142.13 and 145,607,776.88

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Solution

The third proportional to 87,375,142.13 and 145,607,776.88 is: 242,650,531.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,375,142.13 : 145,607,776.88 = 145,607,776.88 : x
  2. Step 2: Convert to fraction form
    87,375,142.13/145,607,776.88 = 145,607,776.88/x
  3. Step 3: Cross multiply
    87,375,142.13x = 145,607,776.88 × 145,607,776.88
  4. Step 4: Simplify right side
    87,375,142.13x = 21,201,624,686,479,784
  5. Step 5: Solve for x
    x = 21,201,624,686,479,784/87,375,142.13
  6. Step 6: Final answer
    x = 242,650,531.61

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Why These Related Problems?

These problems maintain the same ratio (1.67) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.