Home / 327,740.20-491,610.30-194,551.90

Finding the Fourth Proportional to 327,740.20, 491,610.30 and 194,551.90

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Solution

The fourth proportional to 327,740.20, 491,610.30 and 194,551.90 is: 291,827.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,740.20 : 491,610.30 = 194,551.90 : x
  2. Step 2: Convert to fraction form
    327,740.20/491,610.30 = 194,551.90/x
  3. Step 3: Cross multiply
    327,740.20x = 491,610.30 × 194,551.90
  4. Step 4: Simplify right side
    327,740.20x = 95,643,717,924.57
  5. Step 5: Solve for x
    x = 95,643,717,924.57/327,740.20
  6. Step 6: Final answer
    x = 291,827.85

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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.