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Finding the Fourth Proportional to 306.97, 460.44 and 169.94

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Solution

The fourth proportional to 306.97, 460.44 and 169.94 is: 254.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    306.97 : 460.44 = 169.94 : x
  2. Step 2: Convert to fraction form
    306.97/460.44 = 169.94/x
  3. Step 3: Cross multiply
    306.97x = 460.44 × 169.94
  4. Step 4: Simplify right side
    306.97x = 78,247.17
  5. Step 5: Solve for x
    x = 78,247.17/306.97
  6. Step 6: Final answer
    x = 254.91

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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.