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Finding the Fourth Proportional to 241.57, 332.85 and 234.74

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Solution

The fourth proportional to 241.57, 332.85 and 234.74 is: 323.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    241.57 : 332.85 = 234.74 : x
  2. Step 2: Convert to fraction form
    241.57/332.85 = 234.74/x
  3. Step 3: Cross multiply
    241.57x = 332.85 × 234.74
  4. Step 4: Simplify right side
    241.57x = 78,133.21
  5. Step 5: Solve for x
    x = 78,133.21/241.57
  6. Step 6: Final answer
    x = 323.44

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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.