Home / 826,930.53-1,240,481.57-227,891.79

Finding the Fourth Proportional to 826,930.53, 1,240,481.57 and 227,891.79

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Solution

The fourth proportional to 826,930.53, 1,240,481.57 and 227,891.79 is: 341,861.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    826,930.53 : 1,240,481.57 = 227,891.79 : x
  2. Step 2: Convert to fraction form
    826,930.53/1,240,481.57 = 227,891.79/x
  3. Step 3: Cross multiply
    826,930.53x = 1,240,481.57 × 227,891.79
  4. Step 4: Simplify right side
    826,930.53x = 282,695,564,309.85
  5. Step 5: Solve for x
    x = 282,695,564,309.85/826,930.53
  6. Step 6: Final answer
    x = 341,861.32

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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.