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Finding the Fourth Proportional to 236.01, 327.23 and 228.42

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Solution

The fourth proportional to 236.01, 327.23 and 228.42 is: 316.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    236.01 : 327.23 = 228.42 : x
  2. Step 2: Convert to fraction form
    236.01/327.23 = 228.42/x
  3. Step 3: Cross multiply
    236.01x = 327.23 × 228.42
  4. Step 4: Simplify right side
    236.01x = 74,743.10
  5. Step 5: Solve for x
    x = 74,743.10/236.01
  6. Step 6: Final answer
    x = 316.69

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.