Home / 551,974.20-827,961.30-499,486.20

Finding the Fourth Proportional to 551,974.20, 827,961.30 and 499,486.20

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Solution

The fourth proportional to 551,974.20, 827,961.30 and 499,486.20 is: 749,229.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,974.20 : 827,961.30 = 499,486.20 : x
  2. Step 2: Convert to fraction form
    551,974.20/827,961.30 = 499,486.20/x
  3. Step 3: Cross multiply
    551,974.20x = 827,961.30 × 499,486.20
  4. Step 4: Simplify right side
    551,974.20x = 413,555,243,484.06
  5. Step 5: Solve for x
    x = 413,555,243,484.06/551,974.20
  6. Step 6: Final answer
    x = 749,229.30

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Similar ratio
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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.