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Finding the Fourth Proportional to 3,202.92, 4,804 and 863.13

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Solution

The fourth proportional to 3,202.92, 4,804 and 863.13 is: 1,294.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,202.92 : 4,804 = 863.13 : x
  2. Step 2: Convert to fraction form
    3,202.92/4,804 = 863.13/x
  3. Step 3: Cross multiply
    3,202.92x = 4,804 × 863.13
  4. Step 4: Simplify right side
    3,202.92x = 4,146,476.52
  5. Step 5: Solve for x
    x = 4,146,476.52/3,202.92
  6. Step 6: Final answer
    x = 1,294.59

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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.