Home / 317,983.92-475,937.46-233,721.78

Finding the Fourth Proportional to 317,983.92, 475,937.46 and 233,721.78

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Solution

The fourth proportional to 317,983.92, 475,937.46 and 233,721.78 is: 349,819.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,983.92 : 475,937.46 = 233,721.78 : x
  2. Step 2: Convert to fraction form
    317,983.92/475,937.46 = 233,721.78/x
  3. Step 3: Cross multiply
    317,983.92x = 475,937.46 × 233,721.78
  4. Step 4: Simplify right side
    317,983.92x = 111,236,950,319.88
  5. Step 5: Solve for x
    x = 111,236,950,319.88/317,983.92
  6. Step 6: Final answer
    x = 349,819.42

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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.