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Finding the Fourth Proportional to 337,371.28, 505,806.90 and 204,220.04

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Solution

The fourth proportional to 337,371.28, 505,806.90 and 204,220.04 is: 306,178.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,371.28 : 505,806.90 = 204,220.04 : x
  2. Step 2: Convert to fraction form
    337,371.28/505,806.90 = 204,220.04/x
  3. Step 3: Cross multiply
    337,371.28x = 505,806.90 × 204,220.04
  4. Step 4: Simplify right side
    337,371.28x = 103,295,905,350.28
  5. Step 5: Solve for x
    x = 103,295,905,350.28/337,371.28
  6. Step 6: Final answer
    x = 306,178.72

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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.