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Finding the Fourth Proportional to 242.66, 363.29 and 182.04

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Solution

The fourth proportional to 242.66, 363.29 and 182.04 is: 272.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    242.66 : 363.29 = 182.04 : x
  2. Step 2: Convert to fraction form
    242.66/363.29 = 182.04/x
  3. Step 3: Cross multiply
    242.66x = 363.29 × 182.04
  4. Step 4: Simplify right side
    242.66x = 66,132.40
  5. Step 5: Solve for x
    x = 66,132.40/242.66
  6. Step 6: Final answer
    x = 272.54

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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.