Home / 516,251.16-774,296.82-263,718.36

Finding the Fourth Proportional to 516,251.16, 774,296.82 and 263,718.36

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Solution

The fourth proportional to 516,251.16, 774,296.82 and 263,718.36 is: 395,536.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    516,251.16 : 774,296.82 = 263,718.36 : x
  2. Step 2: Convert to fraction form
    516,251.16/774,296.82 = 263,718.36/x
  3. Step 3: Cross multiply
    516,251.16x = 774,296.82 × 263,718.36
  4. Step 4: Simplify right side
    516,251.16x = 204,196,287,523.62
  5. Step 5: Solve for x
    x = 204,196,287,523.62/516,251.16
  6. Step 6: Final answer
    x = 395,536.71

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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.