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Finding the Fourth Proportional to 246.50, 369.29 and 122.96

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Solution

The fourth proportional to 246.50, 369.29 and 122.96 is: 184.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    246.50 : 369.29 = 122.96 : x
  2. Step 2: Convert to fraction form
    246.50/369.29 = 122.96/x
  3. Step 3: Cross multiply
    246.50x = 369.29 × 122.96
  4. Step 4: Simplify right side
    246.50x = 45,405.44
  5. Step 5: Solve for x
    x = 45,405.44/246.50
  6. Step 6: Final answer
    x = 184.20

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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.