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Finding the Fourth Proportional to 271.01, 406.55 and 116.88

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Solution

The fourth proportional to 271.01, 406.55 and 116.88 is: 175.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    271.01 : 406.55 = 116.88 : x
  2. Step 2: Convert to fraction form
    271.01/406.55 = 116.88/x
  3. Step 3: Cross multiply
    271.01x = 406.55 × 116.88
  4. Step 4: Simplify right side
    271.01x = 47,516.33
  5. Step 5: Solve for x
    x = 47,516.33/271.01
  6. Step 6: Final answer
    x = 175.33

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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.