Home / 494,766.01-742,147.17-179,149.09

Finding the Fourth Proportional to 494,766.01, 742,147.17 and 179,149.09

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Solution

The fourth proportional to 494,766.01, 742,147.17 and 179,149.09 is: 268,722.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,766.01 : 742,147.17 = 179,149.09 : x
  2. Step 2: Convert to fraction form
    494,766.01/742,147.17 = 179,149.09/x
  3. Step 3: Cross multiply
    494,766.01x = 742,147.17 × 179,149.09
  4. Step 4: Simplify right side
    494,766.01x = 132,954,990,151.58
  5. Step 5: Solve for x
    x = 132,954,990,151.58/494,766.01
  6. Step 6: Final answer
    x = 268,722.97

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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.