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Finding the Fourth Proportional to 246.62, 369.94 and 181.70

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Solution

The fourth proportional to 246.62, 369.94 and 181.70 is: 272.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    246.62 : 369.94 = 181.70 : x
  2. Step 2: Convert to fraction form
    246.62/369.94 = 181.70/x
  3. Step 3: Cross multiply
    246.62x = 369.94 × 181.70
  4. Step 4: Simplify right side
    246.62x = 67,218.10
  5. Step 5: Solve for x
    x = 67,218.10/246.62
  6. Step 6: Final answer
    x = 272.56

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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.