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Finding the Fourth Proportional to 237.05, 327 and 171.44

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Solution

The fourth proportional to 237.05, 327 and 171.44 is: 236.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    237.05 : 327 = 171.44 : x
  2. Step 2: Convert to fraction form
    237.05/327 = 171.44/x
  3. Step 3: Cross multiply
    237.05x = 327 × 171.44
  4. Step 4: Simplify right side
    237.05x = 56,060.88
  5. Step 5: Solve for x
    x = 56,060.88/237.05
  6. Step 6: Final answer
    x = 236.49

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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.