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Finding the Fourth Proportional to 362.56, 500.56 and 238.44

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Solution

The fourth proportional to 362.56, 500.56 and 238.44 is: 329.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    362.56 : 500.56 = 238.44 : x
  2. Step 2: Convert to fraction form
    362.56/500.56 = 238.44/x
  3. Step 3: Cross multiply
    362.56x = 500.56 × 238.44
  4. Step 4: Simplify right side
    362.56x = 119,352.33
  5. Step 5: Solve for x
    x = 119,352.33/362.56
  6. Step 6: Final answer
    x = 329.19

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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.