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Finding the Fourth Proportional to 268.97, 370.88 and 184.85

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Solution

The fourth proportional to 268.97, 370.88 and 184.85 is: 254.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    268.97 : 370.88 = 184.85 : x
  2. Step 2: Convert to fraction form
    268.97/370.88 = 184.85/x
  3. Step 3: Cross multiply
    268.97x = 370.88 × 184.85
  4. Step 4: Simplify right side
    268.97x = 68,554.39
  5. Step 5: Solve for x
    x = 68,554.39/268.97
  6. Step 6: Final answer
    x = 254.88

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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.