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Finding the Fourth Proportional to 236.84, 327.24 and 171.23

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Solution

The fourth proportional to 236.84, 327.24 and 171.23 is: 236.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    236.84 : 327.24 = 171.23 : x
  2. Step 2: Convert to fraction form
    236.84/327.24 = 171.23/x
  3. Step 3: Cross multiply
    236.84x = 327.24 × 171.23
  4. Step 4: Simplify right side
    236.84x = 56,031.67
  5. Step 5: Solve for x
    x = 56,031.67/236.84
  6. Step 6: Final answer
    x = 236.59

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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.