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Finding the Fourth Proportional to 271.38, 374.49 and 184.08

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Solution

The fourth proportional to 271.38, 374.49 and 184.08 is: 254.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    271.38 : 374.49 = 184.08 : x
  2. Step 2: Convert to fraction form
    271.38/374.49 = 184.08/x
  3. Step 3: Cross multiply
    271.38x = 374.49 × 184.08
  4. Step 4: Simplify right side
    271.38x = 68,936.12
  5. Step 5: Solve for x
    x = 68,936.12/271.38
  6. Step 6: Final answer
    x = 254.02

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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.