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Finding the Fourth Proportional to 242.52, 362.94 and 181.50

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Solution

The fourth proportional to 242.52, 362.94 and 181.50 is: 271.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    242.52 : 362.94 = 181.50 : x
  2. Step 2: Convert to fraction form
    242.52/362.94 = 181.50/x
  3. Step 3: Cross multiply
    242.52x = 362.94 × 181.50
  4. Step 4: Simplify right side
    242.52x = 65,873.61
  5. Step 5: Solve for x
    x = 65,873.61/242.52
  6. Step 6: Final answer
    x = 271.62

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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.