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Finding the Fourth Proportional to 271.15, 373.91 and 182.53

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Solution

The fourth proportional to 271.15, 373.91 and 182.53 is: 251.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    271.15 : 373.91 = 182.53 : x
  2. Step 2: Convert to fraction form
    271.15/373.91 = 182.53/x
  3. Step 3: Cross multiply
    271.15x = 373.91 × 182.53
  4. Step 4: Simplify right side
    271.15x = 68,249.35
  5. Step 5: Solve for x
    x = 68,249.35/271.15
  6. Step 6: Final answer
    x = 251.71

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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.