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Finding the Fourth Proportional to 367,261.50, 551,125.29 and 156,901.02

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Solution

The fourth proportional to 367,261.50, 551,125.29 and 156,901.02 is: 235,451.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,261.50 : 551,125.29 = 156,901.02 : x
  2. Step 2: Convert to fraction form
    367,261.50/551,125.29 = 156,901.02/x
  3. Step 3: Cross multiply
    367,261.50x = 551,125.29 × 156,901.02
  4. Step 4: Simplify right side
    367,261.50x = 86,472,120,148.80
  5. Step 5: Solve for x
    x = 86,472,120,148.80/367,261.50
  6. Step 6: Final answer
    x = 235,451.09

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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.