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Finding the Fourth Proportional to 362.93, 500.31 and 238.37

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Solution

The fourth proportional to 362.93, 500.31 and 238.37 is: 328.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    362.93 : 500.31 = 238.37 : x
  2. Step 2: Convert to fraction form
    362.93/500.31 = 238.37/x
  3. Step 3: Cross multiply
    362.93x = 500.31 × 238.37
  4. Step 4: Simplify right side
    362.93x = 119,258.89
  5. Step 5: Solve for x
    x = 119,258.89/362.93
  6. Step 6: Final answer
    x = 328.60

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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.