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Finding the Fourth Proportional to 241.53, 333.32 and 171.61

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Solution

The fourth proportional to 241.53, 333.32 and 171.61 is: 236.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    241.53 : 333.32 = 171.61 : x
  2. Step 2: Convert to fraction form
    241.53/333.32 = 171.61/x
  3. Step 3: Cross multiply
    241.53x = 333.32 × 171.61
  4. Step 4: Simplify right side
    241.53x = 57,201.05
  5. Step 5: Solve for x
    x = 57,201.05/241.53
  6. Step 6: Final answer
    x = 236.83

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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.