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Finding the Fourth Proportional to 322,364.12, 444,872.51 and 177,167.27

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Solution

The fourth proportional to 322,364.12, 444,872.51 and 177,167.27 is: 244,496.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,364.12 : 444,872.51 = 177,167.27 : x
  2. Step 2: Convert to fraction form
    322,364.12/444,872.51 = 177,167.27/x
  3. Step 3: Cross multiply
    322,364.12x = 444,872.51 × 177,167.27
  4. Step 4: Simplify right side
    322,364.12x = 78,816,847,208.91
  5. Step 5: Solve for x
    x = 78,816,847,208.91/322,364.12
  6. Step 6: Final answer
    x = 244,496.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.