Home / 812,169.43-1,120,794.14-444,670.38

Finding the Fourth Proportional to 812,169.43, 1,120,794.14 and 444,670.38

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Solution

The fourth proportional to 812,169.43, 1,120,794.14 and 444,670.38 is: 613,645.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    812,169.43 : 1,120,794.14 = 444,670.38 : x
  2. Step 2: Convert to fraction form
    812,169.43/1,120,794.14 = 444,670.38/x
  3. Step 3: Cross multiply
    812,169.43x = 1,120,794.14 × 444,670.38
  4. Step 4: Simplify right side
    812,169.43x = 498,383,957,247.25
  5. Step 5: Solve for x
    x = 498,383,957,247.25/812,169.43
  6. Step 6: Final answer
    x = 613,645.31

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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.