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Finding the Fourth Proportional to 337,545.60, 506,172.60 and 169,000.80

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Solution

The fourth proportional to 337,545.60, 506,172.60 and 169,000.80 is: 253,428.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,545.60 : 506,172.60 = 169,000.80 : x
  2. Step 2: Convert to fraction form
    337,545.60/506,172.60 = 169,000.80/x
  3. Step 3: Cross multiply
    337,545.60x = 506,172.60 × 169,000.80
  4. Step 4: Simplify right side
    337,545.60x = 85,543,574,338.08
  5. Step 5: Solve for x
    x = 85,543,574,338.08/337,545.60
  6. Step 6: Final answer
    x = 253,428.20

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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.