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Finding the Fourth Proportional to 577,531.52, 866,197.92 and 156,841.28

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Solution

The fourth proportional to 577,531.52, 866,197.92 and 156,841.28 is: 235,234.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,531.52 : 866,197.92 = 156,841.28 : x
  2. Step 2: Convert to fraction form
    577,531.52/866,197.92 = 156,841.28/x
  3. Step 3: Cross multiply
    577,531.52x = 866,197.92 × 156,841.28
  4. Step 4: Simplify right side
    577,531.52x = 135,855,590,506.14
  5. Step 5: Solve for x
    x = 135,855,590,506.14/577,531.52
  6. Step 6: Final answer
    x = 235,234.94

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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.