Home / 677,787.06-1,016,687.89-204,476.52

Finding the Fourth Proportional to 677,787.06, 1,016,687.89 and 204,476.52

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Solution

The fourth proportional to 677,787.06, 1,016,687.89 and 204,476.52 is: 306,716.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,787.06 : 1,016,687.89 = 204,476.52 : x
  2. Step 2: Convert to fraction form
    677,787.06/1,016,687.89 = 204,476.52/x
  3. Step 3: Cross multiply
    677,787.06x = 1,016,687.89 × 204,476.52
  4. Step 4: Simplify right side
    677,787.06x = 207,888,801,673.34
  5. Step 5: Solve for x
    x = 207,888,801,673.34/677,787.06
  6. Step 6: Final answer
    x = 306,716.98

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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.