Home / 598,986.15-826,634.40-327,079.35

Finding the Fourth Proportional to 598,986.15, 826,634.40 and 327,079.35

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Solution

The fourth proportional to 598,986.15, 826,634.40 and 327,079.35 is: 451,387.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,986.15 : 826,634.40 = 327,079.35 : x
  2. Step 2: Convert to fraction form
    598,986.15/826,634.40 = 327,079.35/x
  3. Step 3: Cross multiply
    598,986.15x = 826,634.40 × 327,079.35
  4. Step 4: Simplify right side
    598,986.15x = 270,375,042,239.64
  5. Step 5: Solve for x
    x = 270,375,042,239.64/598,986.15
  6. Step 6: Final answer
    x = 451,387.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.