Home / 331,910.20-496,943.70-322,694.20

Finding the Fourth Proportional to 331,910.20, 496,943.70 and 322,694.20

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Solution

The fourth proportional to 331,910.20, 496,943.70 and 322,694.20 is: 483,145.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,910.20 : 496,943.70 = 322,694.20 : x
  2. Step 2: Convert to fraction form
    331,910.20/496,943.70 = 322,694.20/x
  3. Step 3: Cross multiply
    331,910.20x = 496,943.70 × 322,694.20
  4. Step 4: Simplify right side
    331,910.20x = 160,360,849,716.54
  5. Step 5: Solve for x
    x = 160,360,849,716.54/331,910.20
  6. Step 6: Final answer
    x = 483,145.29

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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.