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Finding the Fourth Proportional to 236.16, 326.04 and 170.52

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Solution

The fourth proportional to 236.16, 326.04 and 170.52 is: 235.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    236.16 : 326.04 = 170.52 : x
  2. Step 2: Convert to fraction form
    236.16/326.04 = 170.52/x
  3. Step 3: Cross multiply
    236.16x = 326.04 × 170.52
  4. Step 4: Simplify right side
    236.16x = 55,596.34
  5. Step 5: Solve for x
    x = 55,596.34/236.16
  6. Step 6: Final answer
    x = 235.42

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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.