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Finding the Fourth Proportional to 241.68, 362.51 and 169.86

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Solution

The fourth proportional to 241.68, 362.51 and 169.86 is: 254.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    241.68 : 362.51 = 169.86 : x
  2. Step 2: Convert to fraction form
    241.68/362.51 = 169.86/x
  3. Step 3: Cross multiply
    241.68x = 362.51 × 169.86
  4. Step 4: Simplify right side
    241.68x = 61,575.33
  5. Step 5: Solve for x
    x = 61,575.33/241.68
  6. Step 6: Final answer
    x = 254.78

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.