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Finding the Fourth Proportional to 372,517.76, 558,912.72 and 232,394.24

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Solution

The fourth proportional to 372,517.76, 558,912.72 and 232,394.24 is: 348,676.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,517.76 : 558,912.72 = 232,394.24 : x
  2. Step 2: Convert to fraction form
    372,517.76/558,912.72 = 232,394.24/x
  3. Step 3: Cross multiply
    372,517.76x = 558,912.72 × 232,394.24
  4. Step 4: Simplify right side
    372,517.76x = 129,888,096,790.73
  5. Step 5: Solve for x
    x = 129,888,096,790.73/372,517.76
  6. Step 6: Final answer
    x = 348,676.25

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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.