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Finding the Fourth Proportional to 392,862.50, 588,800.73 and 167,958.60

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Solution

The fourth proportional to 392,862.50, 588,800.73 and 167,958.60 is: 251,727.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    392,862.50 : 588,800.73 = 167,958.60 : x
  2. Step 2: Convert to fraction form
    392,862.50/588,800.73 = 167,958.60/x
  3. Step 3: Cross multiply
    392,862.50x = 588,800.73 × 167,958.60
  4. Step 4: Simplify right side
    392,862.50x = 98,894,143,766.85
  5. Step 5: Solve for x
    x = 98,894,143,766.85/392,862.50
  6. Step 6: Final answer
    x = 251,727.12

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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.