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Finding the Fourth Proportional to 587,229.70, 880,844.55 and 495,991.30

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Solution

The fourth proportional to 587,229.70, 880,844.55 and 495,991.30 is: 743,986.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,229.70 : 880,844.55 = 495,991.30 : x
  2. Step 2: Convert to fraction form
    587,229.70/880,844.55 = 495,991.30/x
  3. Step 3: Cross multiply
    587,229.70x = 880,844.55 × 495,991.30
  4. Step 4: Simplify right side
    587,229.70x = 436,891,233,452.42
  5. Step 5: Solve for x
    x = 436,891,233,452.42/587,229.70
  6. Step 6: Final answer
    x = 743,986.95

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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.