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Finding the Fourth Proportional to 532,659.96, 799,087.86 and 158,640.12

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Solution

The fourth proportional to 532,659.96, 799,087.86 and 158,640.12 is: 237,989.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,659.96 : 799,087.86 = 158,640.12 : x
  2. Step 2: Convert to fraction form
    532,659.96/799,087.86 = 158,640.12/x
  3. Step 3: Cross multiply
    532,659.96x = 799,087.86 × 158,640.12
  4. Step 4: Simplify right side
    532,659.96x = 126,767,394,000.94
  5. Step 5: Solve for x
    x = 126,767,394,000.94/532,659.96
  6. Step 6: Final answer
    x = 237,989.34

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Similar ratio
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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.