Home / 269,272.20-403,908.30-194,233.80

Finding the Fourth Proportional to 269,272.20, 403,908.30 and 194,233.80

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Solution

The fourth proportional to 269,272.20, 403,908.30 and 194,233.80 is: 291,350.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,272.20 : 403,908.30 = 194,233.80 : x
  2. Step 2: Convert to fraction form
    269,272.20/403,908.30 = 194,233.80/x
  3. Step 3: Cross multiply
    269,272.20x = 403,908.30 × 194,233.80
  4. Step 4: Simplify right side
    269,272.20x = 78,452,643,960.54
  5. Step 5: Solve for x
    x = 78,452,643,960.54/269,272.20
  6. Step 6: Final answer
    x = 291,350.70

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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.