Home / 494,616.56-741,979.24-157,578.80

Finding the Fourth Proportional to 494,616.56, 741,979.24 and 157,578.80

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Solution

The fourth proportional to 494,616.56, 741,979.24 and 157,578.80 is: 236,385.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,616.56 : 741,979.24 = 157,578.80 : x
  2. Step 2: Convert to fraction form
    494,616.56/741,979.24 = 157,578.80/x
  3. Step 3: Cross multiply
    494,616.56x = 741,979.24 × 157,578.80
  4. Step 4: Simplify right side
    494,616.56x = 116,920,198,264.11
  5. Step 5: Solve for x
    x = 116,920,198,264.11/494,616.56
  6. Step 6: Final answer
    x = 236,385.53

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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.