Home / 494,766.51-742,147.92-179,149.59

Finding the Fourth Proportional to 494,766.51, 742,147.92 and 179,149.59

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Solution

The fourth proportional to 494,766.51, 742,147.92 and 179,149.59 is: 268,723.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,766.51 : 742,147.92 = 179,149.59 : x
  2. Step 2: Convert to fraction form
    494,766.51/742,147.92 = 179,149.59/x
  3. Step 3: Cross multiply
    494,766.51x = 742,147.92 × 179,149.59
  4. Step 4: Simplify right side
    494,766.51x = 132,955,495,587.35
  5. Step 5: Solve for x
    x = 132,955,495,587.35/494,766.51
  6. Step 6: Final answer
    x = 268,723.72

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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.