Home / 723,699.20-1,085,647.92-250,257.44

Finding the Fourth Proportional to 723,699.20, 1,085,647.92 and 250,257.44

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Solution

The fourth proportional to 723,699.20, 1,085,647.92 and 250,257.44 is: 375,420.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    723,699.20 : 1,085,647.92 = 250,257.44 : x
  2. Step 2: Convert to fraction form
    723,699.20/1,085,647.92 = 250,257.44/x
  3. Step 3: Cross multiply
    723,699.20x = 1,085,647.92 × 250,257.44
  4. Step 4: Simplify right side
    723,699.20x = 271,691,469,200.53
  5. Step 5: Solve for x
    x = 271,691,469,200.53/723,699.20
  6. Step 6: Final answer
    x = 375,420.44

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Double scale
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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.