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Finding the Fourth Proportional to 334.28, 461.17 and 201.46

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Solution

The fourth proportional to 334.28, 461.17 and 201.46 is: 277.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    334.28 : 461.17 = 201.46 : x
  2. Step 2: Convert to fraction form
    334.28/461.17 = 201.46/x
  3. Step 3: Cross multiply
    334.28x = 461.17 × 201.46
  4. Step 4: Simplify right side
    334.28x = 92,908.00
  5. Step 5: Solve for x
    x = 92,908.00/334.28
  6. Step 6: Final answer
    x = 277.94

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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.