Home / 494,367.20-741,550.80-161,943.20

Finding the Fourth Proportional to 494,367.20, 741,550.80 and 161,943.20

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Solution

The fourth proportional to 494,367.20, 741,550.80 and 161,943.20 is: 242,914.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,367.20 : 741,550.80 = 161,943.20 : x
  2. Step 2: Convert to fraction form
    494,367.20/741,550.80 = 161,943.20/x
  3. Step 3: Cross multiply
    494,367.20x = 741,550.80 × 161,943.20
  4. Step 4: Simplify right side
    494,367.20x = 120,089,109,514.56
  5. Step 5: Solve for x
    x = 120,089,109,514.56/494,367.20
  6. Step 6: Final answer
    x = 242,914.80

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Similar ratio
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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.