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Finding the Fourth Proportional to 444,954.60, 667,286.10 and 164,435.40

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Solution

The fourth proportional to 444,954.60, 667,286.10 and 164,435.40 is: 246,599.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,954.60 : 667,286.10 = 164,435.40 : x
  2. Step 2: Convert to fraction form
    444,954.60/667,286.10 = 164,435.40/x
  3. Step 3: Cross multiply
    444,954.60x = 667,286.10 × 164,435.40
  4. Step 4: Simplify right side
    444,954.60x = 109,725,456,767.94
  5. Step 5: Solve for x
    x = 109,725,456,767.94/444,954.60
  6. Step 6: Final answer
    x = 246,599.22

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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.