Home / 396,769.47-547,550.94-235,625.04

Finding the Fourth Proportional to 396,769.47, 547,550.94 and 235,625.04

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Solution

The fourth proportional to 396,769.47, 547,550.94 and 235,625.04 is: 325,167.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,769.47 : 547,550.94 = 235,625.04 : x
  2. Step 2: Convert to fraction form
    396,769.47/547,550.94 = 235,625.04/x
  3. Step 3: Cross multiply
    396,769.47x = 547,550.94 × 235,625.04
  4. Step 4: Simplify right side
    396,769.47x = 129,016,712,139.54
  5. Step 5: Solve for x
    x = 129,016,712,139.54/396,769.47
  6. Step 6: Final answer
    x = 325,167.94

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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.