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Finding the Fourth Proportional to 337,228.60, 505,761.90 and 194,765.80

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Solution

The fourth proportional to 337,228.60, 505,761.90 and 194,765.80 is: 292,101.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,228.60 : 505,761.90 = 194,765.80 : x
  2. Step 2: Convert to fraction form
    337,228.60/505,761.90 = 194,765.80/x
  3. Step 3: Cross multiply
    337,228.60x = 505,761.90 × 194,765.80
  4. Step 4: Simplify right side
    337,228.60x = 98,505,121,063.02
  5. Step 5: Solve for x
    x = 98,505,121,063.02/337,228.60
  6. Step 6: Final answer
    x = 292,101.92

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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.