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Finding the Fourth Proportional to 236.54, 352.31 and 235.37

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Solution

The fourth proportional to 236.54, 352.31 and 235.37 is: 350.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    236.54 : 352.31 = 235.37 : x
  2. Step 2: Convert to fraction form
    236.54/352.31 = 235.37/x
  3. Step 3: Cross multiply
    236.54x = 352.31 × 235.37
  4. Step 4: Simplify right side
    236.54x = 82,922.91
  5. Step 5: Solve for x
    x = 82,922.91/236.54
  6. Step 6: Final answer
    x = 350.56

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.