Home / 319,732.17-441,125.60-227,865.92

Finding the Fourth Proportional to 319,732.17, 441,125.60 and 227,865.92

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Solution

The fourth proportional to 319,732.17, 441,125.60 and 227,865.92 is: 314,380.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,732.17 : 441,125.60 = 227,865.92 : x
  2. Step 2: Convert to fraction form
    319,732.17/441,125.60 = 227,865.92/x
  3. Step 3: Cross multiply
    319,732.17x = 441,125.60 × 227,865.92
  4. Step 4: Simplify right side
    319,732.17x = 100,517,490,679.55
  5. Step 5: Solve for x
    x = 100,517,490,679.55/319,732.17
  6. Step 6: Final answer
    x = 314,380.29

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1.5x scale

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.