Home / 494,370.20-741,555.30-161,946.20

Finding the Fourth Proportional to 494,370.20, 741,555.30 and 161,946.20

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Solution

The fourth proportional to 494,370.20, 741,555.30 and 161,946.20 is: 242,919.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,370.20 : 741,555.30 = 161,946.20 : x
  2. Step 2: Convert to fraction form
    494,370.20/741,555.30 = 161,946.20/x
  3. Step 3: Cross multiply
    494,370.20x = 741,555.30 × 161,946.20
  4. Step 4: Simplify right side
    494,370.20x = 120,092,062,924.86
  5. Step 5: Solve for x
    x = 120,092,062,924.86/494,370.20
  6. Step 6: Final answer
    x = 242,919.30

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Double scale
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Similar ratio
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1.5x scale

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.