Home / 951,377.38-1,313,589.69-612,436.12

Finding the Fourth Proportional to 951,377.38, 1,313,589.69 and 612,436.12

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Solution

The fourth proportional to 951,377.38, 1,313,589.69 and 612,436.12 is: 845,605.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    951,377.38 : 1,313,589.69 = 612,436.12 : x
  2. Step 2: Convert to fraction form
    951,377.38/1,313,589.69 = 612,436.12/x
  3. Step 3: Cross multiply
    951,377.38x = 1,313,589.69 × 612,436.12
  4. Step 4: Simplify right side
    951,377.38x = 804,489,766,447.65
  5. Step 5: Solve for x
    x = 804,489,766,447.65/951,377.38
  6. Step 6: Final answer
    x = 845,605.32

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Double scale
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1.5x scale

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.