Home / 775,301.99-1,162,860.64-206,725.73

Finding the Fourth Proportional to 775,301.99, 1,162,860.64 and 206,725.73

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Solution

The fourth proportional to 775,301.99, 1,162,860.64 and 206,725.73 is: 310,063.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    775,301.99 : 1,162,860.64 = 206,725.73 : x
  2. Step 2: Convert to fraction form
    775,301.99/1,162,860.64 = 206,725.73/x
  3. Step 3: Cross multiply
    775,301.99x = 1,162,860.64 × 206,725.73
  4. Step 4: Simplify right side
    775,301.99x = 240,393,208,361.15
  5. Step 5: Solve for x
    x = 240,393,208,361.15/775,301.99
  6. Step 6: Final answer
    x = 310,063.97

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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.