Home / 489,226.40-733,839.60-329,794.10

Finding the Fourth Proportional to 489,226.40, 733,839.60 and 329,794.10

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Solution

The fourth proportional to 489,226.40, 733,839.60 and 329,794.10 is: 494,691.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    489,226.40 : 733,839.60 = 329,794.10 : x
  2. Step 2: Convert to fraction form
    489,226.40/733,839.60 = 329,794.10/x
  3. Step 3: Cross multiply
    489,226.40x = 733,839.60 × 329,794.10
  4. Step 4: Simplify right side
    489,226.40x = 242,015,970,426.36
  5. Step 5: Solve for x
    x = 242,015,970,426.36/489,226.40
  6. Step 6: Final answer
    x = 494,691.15

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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.