Home / 589,616.20-884,424.30-449,648.20

Finding the Fourth Proportional to 589,616.20, 884,424.30 and 449,648.20

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Solution

The fourth proportional to 589,616.20, 884,424.30 and 449,648.20 is: 674,472.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,616.20 : 884,424.30 = 449,648.20 : x
  2. Step 2: Convert to fraction form
    589,616.20/884,424.30 = 449,648.20/x
  3. Step 3: Cross multiply
    589,616.20x = 884,424.30 × 449,648.20
  4. Step 4: Simplify right side
    589,616.20x = 397,679,794,531.26
  5. Step 5: Solve for x
    x = 397,679,794,531.26/589,616.20
  6. Step 6: Final answer
    x = 674,472.30

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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.