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Finding the Fourth Proportional to 241.46, 332.98 and 171.40

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Solution

The fourth proportional to 241.46, 332.98 and 171.40 is: 236.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    241.46 : 332.98 = 171.40 : x
  2. Step 2: Convert to fraction form
    241.46/332.98 = 171.40/x
  3. Step 3: Cross multiply
    241.46x = 332.98 × 171.40
  4. Step 4: Simplify right side
    241.46x = 57,072.77
  5. Step 5: Solve for x
    x = 57,072.77/241.46
  6. Step 6: Final answer
    x = 236.37

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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.