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Finding the Fourth Proportional to 241.06, 361.70 and 144.88

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Solution

The fourth proportional to 241.06, 361.70 and 144.88 is: 217.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    241.06 : 361.70 = 144.88 : x
  2. Step 2: Convert to fraction form
    241.06/361.70 = 144.88/x
  3. Step 3: Cross multiply
    241.06x = 361.70 × 144.88
  4. Step 4: Simplify right side
    241.06x = 52,403.10
  5. Step 5: Solve for x
    x = 52,403.10/241.06
  6. Step 6: Final answer
    x = 217.39

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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.