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Finding the Fourth Proportional to 444,857.80, 667,286.70 and 441,905.35

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Solution

The fourth proportional to 444,857.80, 667,286.70 and 441,905.35 is: 662,858.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,857.80 : 667,286.70 = 441,905.35 : x
  2. Step 2: Convert to fraction form
    444,857.80/667,286.70 = 441,905.35/x
  3. Step 3: Cross multiply
    444,857.80x = 667,286.70 × 441,905.35
  4. Step 4: Simplify right side
    444,857.80x = 294,877,562,713.85
  5. Step 5: Solve for x
    x = 294,877,562,713.85/444,857.80
  6. Step 6: Final answer
    x = 662,858.03

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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.