Home / 682,321.73-941,553.92-395,786.66

Finding the Fourth Proportional to 682,321.73, 941,553.92 and 395,786.66

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Solution

The fourth proportional to 682,321.73, 941,553.92 and 395,786.66 is: 546,156.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,321.73 : 941,553.92 = 395,786.66 : x
  2. Step 2: Convert to fraction form
    682,321.73/941,553.92 = 395,786.66/x
  3. Step 3: Cross multiply
    682,321.73x = 941,553.92 × 395,786.66
  4. Step 4: Simplify right side
    682,321.73x = 372,654,477,488.40
  5. Step 5: Solve for x
    x = 372,654,477,488.40/682,321.73
  6. Step 6: Final answer
    x = 546,156.55

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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.