Home / 322,733.68-445,388.24-179,490.65

Finding the Fourth Proportional to 322,733.68, 445,388.24 and 179,490.65

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Solution

The fourth proportional to 322,733.68, 445,388.24 and 179,490.65 is: 247,705.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,733.68 : 445,388.24 = 179,490.65 : x
  2. Step 2: Convert to fraction form
    322,733.68/445,388.24 = 179,490.65/x
  3. Step 3: Cross multiply
    322,733.68x = 445,388.24 × 179,490.65
  4. Step 4: Simplify right side
    322,733.68x = 79,943,022,921.74
  5. Step 5: Solve for x
    x = 79,943,022,921.74/322,733.68
  6. Step 6: Final answer
    x = 247,705.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.