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Finding the Fourth Proportional to 241.90, 333.72 and 179.88

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Solution

The fourth proportional to 241.90, 333.72 and 179.88 is: 248.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    241.90 : 333.72 = 179.88 : x
  2. Step 2: Convert to fraction form
    241.90/333.72 = 179.88/x
  3. Step 3: Cross multiply
    241.90x = 333.72 × 179.88
  4. Step 4: Simplify right side
    241.90x = 60,029.55
  5. Step 5: Solve for x
    x = 60,029.55/241.90
  6. Step 6: Final answer
    x = 248.16

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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.