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Finding the Fourth Proportional to 241.73, 333.67 and 154.41

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Solution

The fourth proportional to 241.73, 333.67 and 154.41 is: 213.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    241.73 : 333.67 = 154.41 : x
  2. Step 2: Convert to fraction form
    241.73/333.67 = 154.41/x
  3. Step 3: Cross multiply
    241.73x = 333.67 × 154.41
  4. Step 4: Simplify right side
    241.73x = 51,520.64
  5. Step 5: Solve for x
    x = 51,520.64/241.73
  6. Step 6: Final answer
    x = 213.13

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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.