Home / 293,239.08-439,612.38-204,229.80

Finding the Fourth Proportional to 293,239.08, 439,612.38 and 204,229.80

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Solution

The fourth proportional to 293,239.08, 439,612.38 and 204,229.80 is: 306,173.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,239.08 : 439,612.38 = 204,229.80 : x
  2. Step 2: Convert to fraction form
    293,239.08/439,612.38 = 204,229.80/x
  3. Step 3: Cross multiply
    293,239.08x = 439,612.38 × 204,229.80
  4. Step 4: Simplify right side
    293,239.08x = 89,781,948,444.92
  5. Step 5: Solve for x
    x = 89,781,948,444.92/293,239.08
  6. Step 6: Final answer
    x = 306,173.20

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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.