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Finding the Fourth Proportional to 532,757.67, 799,451.78 and 196,034.79

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Solution

The fourth proportional to 532,757.67, 799,451.78 and 196,034.79 is: 294,168.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,757.67 : 799,451.78 = 196,034.79 : x
  2. Step 2: Convert to fraction form
    532,757.67/799,451.78 = 196,034.79/x
  3. Step 3: Cross multiply
    532,757.67x = 799,451.78 × 196,034.79
  4. Step 4: Simplify right side
    532,757.67x = 156,720,361,807.43
  5. Step 5: Solve for x
    x = 156,720,361,807.43/532,757.67
  6. Step 6: Final answer
    x = 294,168.19

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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.