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Finding the Fourth Proportional to 501,593.72, 752,040.66 and 185,965.88

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Solution

The fourth proportional to 501,593.72, 752,040.66 and 185,965.88 is: 278,819.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,593.72 : 752,040.66 = 185,965.88 : x
  2. Step 2: Convert to fraction form
    501,593.72/752,040.66 = 185,965.88/x
  3. Step 3: Cross multiply
    501,593.72x = 752,040.66 × 185,965.88
  4. Step 4: Simplify right side
    501,593.72x = 139,853,903,132.68
  5. Step 5: Solve for x
    x = 139,853,903,132.68/501,593.72
  6. Step 6: Final answer
    x = 278,819.09

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.