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Finding the Fourth Proportional to 539,092.40, 807,472.20 and 350,135.60

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Solution

The fourth proportional to 539,092.40, 807,472.20 and 350,135.60 is: 524,445.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,092.40 : 807,472.20 = 350,135.60 : x
  2. Step 2: Convert to fraction form
    539,092.40/807,472.20 = 350,135.60/x
  3. Step 3: Cross multiply
    539,092.40x = 807,472.20 × 350,135.60
  4. Step 4: Simplify right side
    539,092.40x = 282,724,763,230.32
  5. Step 5: Solve for x
    x = 282,724,763,230.32/539,092.40
  6. Step 6: Final answer
    x = 524,445.83

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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.