Home / 677,786.56-1,016,687.14-204,476.02

Finding the Fourth Proportional to 677,786.56, 1,016,687.14 and 204,476.02

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Solution

The fourth proportional to 677,786.56, 1,016,687.14 and 204,476.02 is: 306,716.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,786.56 : 1,016,687.14 = 204,476.02 : x
  2. Step 2: Convert to fraction form
    677,786.56/1,016,687.14 = 204,476.02/x
  3. Step 3: Cross multiply
    677,786.56x = 1,016,687.14 × 204,476.02
  4. Step 4: Simplify right side
    677,786.56x = 207,888,139,972.38
  5. Step 5: Solve for x
    x = 207,888,139,972.38/677,786.56
  6. Step 6: Final answer
    x = 306,716.23

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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.