Home / 598,990.20-826,639.92-327,083.40

Finding the Fourth Proportional to 598,990.20, 826,639.92 and 327,083.40

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Solution

The fourth proportional to 598,990.20, 826,639.92 and 327,083.40 is: 451,393.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,990.20 : 826,639.92 = 327,083.40 : x
  2. Step 2: Convert to fraction form
    598,990.20/826,639.92 = 327,083.40/x
  3. Step 3: Cross multiply
    598,990.20x = 826,639.92 × 327,083.40
  4. Step 4: Simplify right side
    598,990.20x = 270,380,195,609.33
  5. Step 5: Solve for x
    x = 270,380,195,609.33/598,990.20
  6. Step 6: Final answer
    x = 451,393.35

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1.5x scale

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.