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Finding the Fourth Proportional to 240.56, 331.93 and 175.09

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Solution

The fourth proportional to 240.56, 331.93 and 175.09 is: 241.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    240.56 : 331.93 = 175.09 : x
  2. Step 2: Convert to fraction form
    240.56/331.93 = 175.09/x
  3. Step 3: Cross multiply
    240.56x = 331.93 × 175.09
  4. Step 4: Simplify right side
    240.56x = 58,117.62
  5. Step 5: Solve for x
    x = 58,117.62/240.56
  6. Step 6: Final answer
    x = 241.59

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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.