Home / 838,229.72-1,257,556.79-239,193

Finding the Fourth Proportional to 838,229.72, 1,257,556.79 and 239,193

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Solution

The fourth proportional to 838,229.72, 1,257,556.79 and 239,193 is: 358,850.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    838,229.72 : 1,257,556.79 = 239,193 : x
  2. Step 2: Convert to fraction form
    838,229.72/1,257,556.79 = 239,193/x
  3. Step 3: Cross multiply
    838,229.72x = 1,257,556.79 × 239,193
  4. Step 4: Simplify right side
    838,229.72x = 300,798,781,868.45
  5. Step 5: Solve for x
    x = 300,798,781,868.45/838,229.72
  6. Step 6: Final answer
    x = 358,850.06

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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.