Home / 516,260.25-774,310.32-263,727.36

Finding the Fourth Proportional to 516,260.25, 774,310.32 and 263,727.36

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Solution

The fourth proportional to 516,260.25, 774,310.32 and 263,727.36 is: 395,550.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    516,260.25 : 774,310.32 = 263,727.36 : x
  2. Step 2: Convert to fraction form
    516,260.25/774,310.32 = 263,727.36/x
  3. Step 3: Cross multiply
    516,260.25x = 774,310.32 × 263,727.36
  4. Step 4: Simplify right side
    516,260.25x = 204,206,816,514.36
  5. Step 5: Solve for x
    x = 204,206,816,514.36/516,260.25
  6. Step 6: Final answer
    x = 395,550.14

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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.