Home / 489,034.20-733,551.30-329,601.90

Finding the Fourth Proportional to 489,034.20, 733,551.30 and 329,601.90

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Solution

The fourth proportional to 489,034.20, 733,551.30 and 329,601.90 is: 494,402.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    489,034.20 : 733,551.30 = 329,601.90 : x
  2. Step 2: Convert to fraction form
    489,034.20/733,551.30 = 329,601.90/x
  3. Step 3: Cross multiply
    489,034.20x = 733,551.30 × 329,601.90
  4. Step 4: Simplify right side
    489,034.20x = 241,779,902,227.47
  5. Step 5: Solve for x
    x = 241,779,902,227.47/489,034.20
  6. Step 6: Final answer
    x = 494,402.85

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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.