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Finding the Fourth Proportional to 204.25, 306.01 and 160.41

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Solution

The fourth proportional to 204.25, 306.01 and 160.41 is: 240.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    204.25 : 306.01 = 160.41 : x
  2. Step 2: Convert to fraction form
    204.25/306.01 = 160.41/x
  3. Step 3: Cross multiply
    204.25x = 306.01 × 160.41
  4. Step 4: Simplify right side
    204.25x = 49,087.06
  5. Step 5: Solve for x
    x = 49,087.06/204.25
  6. Step 6: Final answer
    x = 240.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.