Home / 489,226.20-733,839.30-329,793.90

Finding the Fourth Proportional to 489,226.20, 733,839.30 and 329,793.90

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Solution

The fourth proportional to 489,226.20, 733,839.30 and 329,793.90 is: 494,690.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    489,226.20 : 733,839.30 = 329,793.90 : x
  2. Step 2: Convert to fraction form
    489,226.20/733,839.30 = 329,793.90/x
  3. Step 3: Cross multiply
    489,226.20x = 733,839.30 × 329,793.90
  4. Step 4: Simplify right side
    489,226.20x = 242,015,724,720.27
  5. Step 5: Solve for x
    x = 242,015,724,720.27/489,226.20
  6. Step 6: Final answer
    x = 494,690.85

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Similar ratio
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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.