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Finding the Fourth Proportional to 246.45, 369.67 and 63.84

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Solution

The fourth proportional to 246.45, 369.67 and 63.84 is: 95.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    246.45 : 369.67 = 63.84 : x
  2. Step 2: Convert to fraction form
    246.45/369.67 = 63.84/x
  3. Step 3: Cross multiply
    246.45x = 369.67 × 63.84
  4. Step 4: Simplify right side
    246.45x = 23,601.08
  5. Step 5: Solve for x
    x = 23,601.08/246.45
  6. Step 6: Final answer
    x = 95.76

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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.