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Finding the Fourth Proportional to 246.21, 369.33 and 124.44

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Solution

The fourth proportional to 246.21, 369.33 and 124.44 is: 186.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    246.21 : 369.33 = 124.44 : x
  2. Step 2: Convert to fraction form
    246.21/369.33 = 124.44/x
  3. Step 3: Cross multiply
    246.21x = 369.33 × 124.44
  4. Step 4: Simplify right side
    246.21x = 45,957.57
  5. Step 5: Solve for x
    x = 45,957.57/246.21
  6. Step 6: Final answer
    x = 186.66

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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.