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Finding the Fourth Proportional to 503,882.42, 755,818.92 and 204,291.79

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Solution

The fourth proportional to 503,882.42, 755,818.92 and 204,291.79 is: 306,435.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,882.42 : 755,818.92 = 204,291.79 : x
  2. Step 2: Convert to fraction form
    503,882.42/755,818.92 = 204,291.79/x
  3. Step 3: Cross multiply
    503,882.42x = 755,818.92 × 204,291.79
  4. Step 4: Simplify right side
    503,882.42x = 154,407,598,193.12
  5. Step 5: Solve for x
    x = 154,407,598,193.12/503,882.42
  6. Step 6: Final answer
    x = 306,435.77

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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.