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Finding the Fourth Proportional to 605,559.50, 835,672.14 and 337,287.50

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Solution

The fourth proportional to 605,559.50, 835,672.14 and 337,287.50 is: 465,456.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,559.50 : 835,672.14 = 337,287.50 : x
  2. Step 2: Convert to fraction form
    605,559.50/835,672.14 = 337,287.50/x
  3. Step 3: Cross multiply
    605,559.50x = 835,672.14 × 337,287.50
  4. Step 4: Simplify right side
    605,559.50x = 281,861,766,920.25
  5. Step 5: Solve for x
    x = 281,861,766,920.25/605,559.50
  6. Step 6: Final answer
    x = 465,456.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.