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Finding the Fourth Proportional to 392,599.47, 588,954.29 and 192,927.72

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Solution

The fourth proportional to 392,599.47, 588,954.29 and 192,927.72 is: 289,418.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    392,599.47 : 588,954.29 = 192,927.72 : x
  2. Step 2: Convert to fraction form
    392,599.47/588,954.29 = 192,927.72/x
  3. Step 3: Cross multiply
    392,599.47x = 588,954.29 × 192,927.72
  4. Step 4: Simplify right side
    392,599.47x = 113,625,608,353.92
  5. Step 5: Solve for x
    x = 113,625,608,353.92/392,599.47
  6. Step 6: Final answer
    x = 289,418.65

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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.