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Finding the Fourth Proportional to 241.24, 332.97 and 143.06

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Solution

The fourth proportional to 241.24, 332.97 and 143.06 is: 197.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    241.24 : 332.97 = 143.06 : x
  2. Step 2: Convert to fraction form
    241.24/332.97 = 143.06/x
  3. Step 3: Cross multiply
    241.24x = 332.97 × 143.06
  4. Step 4: Simplify right side
    241.24x = 47,634.69
  5. Step 5: Solve for x
    x = 47,634.69/241.24
  6. Step 6: Final answer
    x = 197.46

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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.