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Finding the Fourth Proportional to 444,986.92, 667,474.26 and 108,030.16

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Solution

The fourth proportional to 444,986.92, 667,474.26 and 108,030.16 is: 162,043.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,986.92 : 667,474.26 = 108,030.16 : x
  2. Step 2: Convert to fraction form
    444,986.92/667,474.26 = 108,030.16/x
  3. Step 3: Cross multiply
    444,986.92x = 667,474.26 × 108,030.16
  4. Step 4: Simplify right side
    444,986.92x = 72,107,351,103.68
  5. Step 5: Solve for x
    x = 72,107,351,103.68/444,986.92
  6. Step 6: Final answer
    x = 162,043.75

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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.