Home / 394,680.36-591,650.46-192,232.20

Finding the Fourth Proportional to 394,680.36, 591,650.46 and 192,232.20

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Solution

The fourth proportional to 394,680.36, 591,650.46 and 192,232.20 is: 288,168.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,680.36 : 591,650.46 = 192,232.20 : x
  2. Step 2: Convert to fraction form
    394,680.36/591,650.46 = 192,232.20/x
  3. Step 3: Cross multiply
    394,680.36x = 591,650.46 × 192,232.20
  4. Step 4: Simplify right side
    394,680.36x = 113,734,269,556.81
  5. Step 5: Solve for x
    x = 113,734,269,556.81/394,680.36
  6. Step 6: Final answer
    x = 288,168.05

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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.