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Finding the Fourth Proportional to 367,540.79, 551,211.61 and 101,237.97

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Solution

The fourth proportional to 367,540.79, 551,211.61 and 101,237.97 is: 151,829.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,540.79 : 551,211.61 = 101,237.97 : x
  2. Step 2: Convert to fraction form
    367,540.79/551,211.61 = 101,237.97/x
  3. Step 3: Cross multiply
    367,540.79x = 551,211.61 × 101,237.97
  4. Step 4: Simplify right side
    367,540.79x = 55,803,544,436.83
  5. Step 5: Solve for x
    x = 55,803,544,436.83/367,540.79
  6. Step 6: Final answer
    x = 151,829.53

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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.