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Finding the Fourth Proportional to 598,267.50, 897,992.40 and 261,540.54

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Solution

The fourth proportional to 598,267.50, 897,992.40 and 261,540.54 is: 392,569.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,267.50 : 897,992.40 = 261,540.54 : x
  2. Step 2: Convert to fraction form
    598,267.50/897,992.40 = 261,540.54/x
  3. Step 3: Cross multiply
    598,267.50x = 897,992.40 × 261,540.54
  4. Step 4: Simplify right side
    598,267.50x = 234,861,417,211.90
  5. Step 5: Solve for x
    x = 234,861,417,211.90/598,267.50
  6. Step 6: Final answer
    x = 392,569.24

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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.