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Finding the Fourth Proportional to 265.22, 366.08 and 171.96

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Solution

The fourth proportional to 265.22, 366.08 and 171.96 is: 237.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    265.22 : 366.08 = 171.96 : x
  2. Step 2: Convert to fraction form
    265.22/366.08 = 171.96/x
  3. Step 3: Cross multiply
    265.22x = 366.08 × 171.96
  4. Step 4: Simplify right side
    265.22x = 62,951.12
  5. Step 5: Solve for x
    x = 62,951.12/265.22
  6. Step 6: Final answer
    x = 237.35

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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.