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Finding the Fourth Proportional to 337,540.80, 506,311.20 and 88,222.80

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Solution

The fourth proportional to 337,540.80, 506,311.20 and 88,222.80 is: 132,334.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,540.80 : 506,311.20 = 88,222.80 : x
  2. Step 2: Convert to fraction form
    337,540.80/506,311.20 = 88,222.80/x
  3. Step 3: Cross multiply
    337,540.80x = 506,311.20 × 88,222.80
  4. Step 4: Simplify right side
    337,540.80x = 44,668,191,735.36
  5. Step 5: Solve for x
    x = 44,668,191,735.36/337,540.80
  6. Step 6: Final answer
    x = 132,334.20

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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.