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Finding the Fourth Proportional to 444,846.20, 667,269.30 and 325,873.40

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Solution

The fourth proportional to 444,846.20, 667,269.30 and 325,873.40 is: 488,810.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,846.20 : 667,269.30 = 325,873.40 : x
  2. Step 2: Convert to fraction form
    444,846.20/667,269.30 = 325,873.40/x
  3. Step 3: Cross multiply
    444,846.20x = 667,269.30 × 325,873.40
  4. Step 4: Simplify right side
    444,846.20x = 217,445,315,506.62
  5. Step 5: Solve for x
    x = 217,445,315,506.62/444,846.20
  6. Step 6: Final answer
    x = 488,810.10

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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.