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Finding the Fourth Proportional to 233.01, 321.71 and 174.69

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Solution

The fourth proportional to 233.01, 321.71 and 174.69 is: 241.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    233.01 : 321.71 = 174.69 : x
  2. Step 2: Convert to fraction form
    233.01/321.71 = 174.69/x
  3. Step 3: Cross multiply
    233.01x = 321.71 × 174.69
  4. Step 4: Simplify right side
    233.01x = 56,198.65
  5. Step 5: Solve for x
    x = 56,198.65/233.01
  6. Step 6: Final answer
    x = 241.19

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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.