Home / 677,784.56-1,016,684.16-204,474.04

Finding the Fourth Proportional to 677,784.56, 1,016,684.16 and 204,474.04

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Solution

The fourth proportional to 677,784.56, 1,016,684.16 and 204,474.04 is: 306,713.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,784.56 : 1,016,684.16 = 204,474.04 : x
  2. Step 2: Convert to fraction form
    677,784.56/1,016,684.16 = 204,474.04/x
  3. Step 3: Cross multiply
    677,784.56x = 1,016,684.16 × 204,474.04
  4. Step 4: Simplify right side
    677,784.56x = 207,885,517,599.21
  5. Step 5: Solve for x
    x = 207,885,517,599.21/677,784.56
  6. Step 6: Final answer
    x = 306,713.27

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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.