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Finding the Fourth Proportional to 192,375.82, 288,563.80 and 50,220.69

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Solution

The fourth proportional to 192,375.82, 288,563.80 and 50,220.69 is: 75,331.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,375.82 : 288,563.80 = 50,220.69 : x
  2. Step 2: Convert to fraction form
    192,375.82/288,563.80 = 50,220.69/x
  3. Step 3: Cross multiply
    192,375.82x = 288,563.80 × 50,220.69
  4. Step 4: Simplify right side
    192,375.82x = 14,491,873,145.02
  5. Step 5: Solve for x
    x = 14,491,873,145.02/192,375.82
  6. Step 6: Final answer
    x = 75,331.05

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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.