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Finding the Fourth Proportional to 337,738.40, 506,542.80 and 101,088.80

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Solution

The fourth proportional to 337,738.40, 506,542.80 and 101,088.80 is: 151,613.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,738.40 : 506,542.80 = 101,088.80 : x
  2. Step 2: Convert to fraction form
    337,738.40/506,542.80 = 101,088.80/x
  3. Step 3: Cross multiply
    337,738.40x = 506,542.80 × 101,088.80
  4. Step 4: Simplify right side
    337,738.40x = 51,205,803,800.64
  5. Step 5: Solve for x
    x = 51,205,803,800.64/337,738.40
  6. Step 6: Final answer
    x = 151,613.80

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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.