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Finding the Fourth Proportional to 329.54, 454.77 and 182.18

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Solution

The fourth proportional to 329.54, 454.77 and 182.18 is: 251.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    329.54 : 454.77 = 182.18 : x
  2. Step 2: Convert to fraction form
    329.54/454.77 = 182.18/x
  3. Step 3: Cross multiply
    329.54x = 454.77 × 182.18
  4. Step 4: Simplify right side
    329.54x = 82,850.00
  5. Step 5: Solve for x
    x = 82,850.00/329.54
  6. Step 6: Final answer
    x = 251.41

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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.