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Finding the Fourth Proportional to 579,558, 799,792.92 and 338,008.08

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Solution

The fourth proportional to 579,558, 799,792.92 and 338,008.08 is: 466,452.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,558 : 799,792.92 = 338,008.08 : x
  2. Step 2: Convert to fraction form
    579,558/799,792.92 = 338,008.08/x
  3. Step 3: Cross multiply
    579,558x = 799,792.92 × 338,008.08
  4. Step 4: Simplify right side
    579,558x = 270,336,469,286.79
  5. Step 5: Solve for x
    x = 270,336,469,286.79/579,558
  6. Step 6: Final answer
    x = 466,452.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.