Home / 503,280.24-694,297.85-299,215.41

Finding the Fourth Proportional to 503,280.24, 694,297.85 and 299,215.41

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Solution

The fourth proportional to 503,280.24, 694,297.85 and 299,215.41 is: 412,781.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,280.24 : 694,297.85 = 299,215.41 : x
  2. Step 2: Convert to fraction form
    503,280.24/694,297.85 = 299,215.41/x
  3. Step 3: Cross multiply
    503,280.24x = 694,297.85 × 299,215.41
  4. Step 4: Simplify right side
    503,280.24x = 207,744,614,353.79
  5. Step 5: Solve for x
    x = 207,744,614,353.79/503,280.24
  6. Step 6: Final answer
    x = 412,781.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.