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Finding the Fourth Proportional to 444,804.70, 667,207.05 and 112,380.70

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Solution

The fourth proportional to 444,804.70, 667,207.05 and 112,380.70 is: 168,571.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,804.70 : 667,207.05 = 112,380.70 : x
  2. Step 2: Convert to fraction form
    444,804.70/667,207.05 = 112,380.70/x
  3. Step 3: Cross multiply
    444,804.70x = 667,207.05 × 112,380.70
  4. Step 4: Simplify right side
    444,804.70x = 74,981,195,323.94
  5. Step 5: Solve for x
    x = 74,981,195,323.94/444,804.70
  6. Step 6: Final answer
    x = 168,571.05

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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.