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Finding the Fourth Proportional to 362.47, 500.17 and 238.37

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Solution

The fourth proportional to 362.47, 500.17 and 238.37 is: 328.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    362.47 : 500.17 = 238.37 : x
  2. Step 2: Convert to fraction form
    362.47/500.17 = 238.37/x
  3. Step 3: Cross multiply
    362.47x = 500.17 × 238.37
  4. Step 4: Simplify right side
    362.47x = 119,225.52
  5. Step 5: Solve for x
    x = 119,225.52/362.47
  6. Step 6: Final answer
    x = 328.93

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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.