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Finding the Fourth Proportional to 236.14, 326.04 and 178.24

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Solution

The fourth proportional to 236.14, 326.04 and 178.24 is: 246.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    236.14 : 326.04 = 178.24 : x
  2. Step 2: Convert to fraction form
    236.14/326.04 = 178.24/x
  3. Step 3: Cross multiply
    236.14x = 326.04 × 178.24
  4. Step 4: Simplify right side
    236.14x = 58,113.37
  5. Step 5: Solve for x
    x = 58,113.37/236.14
  6. Step 6: Final answer
    x = 246.10

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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.