Home / 394,880.04-591,828.66-192,310.56

Finding the Fourth Proportional to 394,880.04, 591,828.66 and 192,310.56

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Solution

The fourth proportional to 394,880.04, 591,828.66 and 192,310.56 is: 288,226.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,880.04 : 591,828.66 = 192,310.56 : x
  2. Step 2: Convert to fraction form
    394,880.04/591,828.66 = 192,310.56/x
  3. Step 3: Cross multiply
    394,880.04x = 591,828.66 × 192,310.56
  4. Step 4: Simplify right side
    394,880.04x = 113,814,901,028.65
  5. Step 5: Solve for x
    x = 113,814,901,028.65/394,880.04
  6. Step 6: Final answer
    x = 288,226.52

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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.