Home / 327,622.20-491,433.30-194,433.90

Finding the Fourth Proportional to 327,622.20, 491,433.30 and 194,433.90

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Solution

The fourth proportional to 327,622.20, 491,433.30 and 194,433.90 is: 291,650.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,622.20 : 491,433.30 = 194,433.90 : x
  2. Step 2: Convert to fraction form
    327,622.20/491,433.30 = 194,433.90/x
  3. Step 3: Cross multiply
    327,622.20x = 491,433.30 × 194,433.90
  4. Step 4: Simplify right side
    327,622.20x = 95,551,293,108.87
  5. Step 5: Solve for x
    x = 95,551,293,108.87/327,622.20
  6. Step 6: Final answer
    x = 291,650.85

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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.