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Finding the Fourth Proportional to 246,392.91, 369,532.87 and 68,912.46

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Solution

The fourth proportional to 246,392.91, 369,532.87 and 68,912.46 is: 103,352.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,392.91 : 369,532.87 = 68,912.46 : x
  2. Step 2: Convert to fraction form
    246,392.91/369,532.87 = 68,912.46/x
  3. Step 3: Cross multiply
    246,392.91x = 369,532.87 × 68,912.46
  4. Step 4: Simplify right side
    246,392.91x = 25,465,419,122.56
  5. Step 5: Solve for x
    x = 25,465,419,122.56/246,392.91
  6. Step 6: Final answer
    x = 103,352.89

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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.