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Finding the Fourth Proportional to 264.75, 365.19 and 166.53

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Solution

The fourth proportional to 264.75, 365.19 and 166.53 is: 229.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    264.75 : 365.19 = 166.53 : x
  2. Step 2: Convert to fraction form
    264.75/365.19 = 166.53/x
  3. Step 3: Cross multiply
    264.75x = 365.19 × 166.53
  4. Step 4: Simplify right side
    264.75x = 60,815.09
  5. Step 5: Solve for x
    x = 60,815.09/264.75
  6. Step 6: Final answer
    x = 229.71

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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.