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Finding the Third Proportional to 87,250.50 and 188,430.75

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Solution

The third proportional to 87,250.50 and 188,430.75 is: 406,944.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,250.50 : 188,430.75 = 188,430.75 : x
  2. Step 2: Convert to fraction form
    87,250.50/188,430.75 = 188,430.75/x
  3. Step 3: Cross multiply
    87,250.50x = 188,430.75 × 188,430.75
  4. Step 4: Simplify right side
    87,250.50x = 35,506,147,545.56
  5. Step 5: Solve for x
    x = 35,506,147,545.56/87,250.50
  6. Step 6: Final answer
    x = 406,944.92

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.