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Finding the Fourth Proportional to 237.45, 327.44 and 171.03

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Solution

The fourth proportional to 237.45, 327.44 and 171.03 is: 235.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    237.45 : 327.44 = 171.03 : x
  2. Step 2: Convert to fraction form
    237.45/327.44 = 171.03/x
  3. Step 3: Cross multiply
    237.45x = 327.44 × 171.03
  4. Step 4: Simplify right side
    237.45x = 56,001.88
  5. Step 5: Solve for x
    x = 56,001.88/237.45
  6. Step 6: Final answer
    x = 235.85

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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.