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Finding the Fourth Proportional to 265.08, 365.67 and 171.93

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Solution

The fourth proportional to 265.08, 365.67 and 171.93 is: 237.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    265.08 : 365.67 = 171.93 : x
  2. Step 2: Convert to fraction form
    265.08/365.67 = 171.93/x
  3. Step 3: Cross multiply
    265.08x = 365.67 × 171.93
  4. Step 4: Simplify right side
    265.08x = 62,869.64
  5. Step 5: Solve for x
    x = 62,869.64/265.08
  6. Step 6: Final answer
    x = 237.17

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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.