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Finding the Third Proportional to 87,355.13 and 133,579.13

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Solution

The third proportional to 87,355.13 and 133,579.13 is: 204,262.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,355.13 : 133,579.13 = 133,579.13 : x
  2. Step 2: Convert to fraction form
    87,355.13/133,579.13 = 133,579.13/x
  3. Step 3: Cross multiply
    87,355.13x = 133,579.13 × 133,579.13
  4. Step 4: Simplify right side
    87,355.13x = 17,843,382,635.77
  5. Step 5: Solve for x
    x = 17,843,382,635.77/87,355.13
  6. Step 6: Final answer
    x = 204,262.57

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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.