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Finding the Fourth Proportional to 238,593.57, 357,881.00 and 80,822.03

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Solution

The fourth proportional to 238,593.57, 357,881.00 and 80,822.03 is: 121,229.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,593.57 : 357,881.00 = 80,822.03 : x
  2. Step 2: Convert to fraction form
    238,593.57/357,881.00 = 80,822.03/x
  3. Step 3: Cross multiply
    238,593.57x = 357,881.00 × 80,822.03
  4. Step 4: Simplify right side
    238,593.57x = 28,924,666,724.91
  5. Step 5: Solve for x
    x = 28,924,666,724.91/238,593.57
  6. Step 6: Final answer
    x = 121,229.87

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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.