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Finding the Fourth Proportional to 444,832.90, 667,249.35 and 255,876.10

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Solution

The fourth proportional to 444,832.90, 667,249.35 and 255,876.10 is: 383,814.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,832.90 : 667,249.35 = 255,876.10 : x
  2. Step 2: Convert to fraction form
    444,832.90/667,249.35 = 255,876.10/x
  3. Step 3: Cross multiply
    444,832.90x = 667,249.35 × 255,876.10
  4. Step 4: Simplify right side
    444,832.90x = 170,733,161,405.54
  5. Step 5: Solve for x
    x = 170,733,161,405.54/444,832.90
  6. Step 6: Final answer
    x = 383,814.15

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1.5x scale

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.