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Finding the Fourth Proportional to 337,462.67, 465,815.77 and 194,279.78

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Solution

The fourth proportional to 337,462.67, 465,815.77 and 194,279.78 is: 268,173.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,462.67 : 465,815.77 = 194,279.78 : x
  2. Step 2: Convert to fraction form
    337,462.67/465,815.77 = 194,279.78/x
  3. Step 3: Cross multiply
    337,462.67x = 465,815.77 × 194,279.78
  4. Step 4: Simplify right side
    337,462.67x = 90,498,585,994.97
  5. Step 5: Solve for x
    x = 90,498,585,994.97/337,462.67
  6. Step 6: Final answer
    x = 268,173.62

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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.