Home / 327,370.80-451,825.68-206,578.16

Finding the Fourth Proportional to 327,370.80, 451,825.68 and 206,578.16

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Solution

The fourth proportional to 327,370.80, 451,825.68 and 206,578.16 is: 285,111.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,370.80 : 451,825.68 = 206,578.16 : x
  2. Step 2: Convert to fraction form
    327,370.80/451,825.68 = 206,578.16/x
  3. Step 3: Cross multiply
    327,370.80x = 451,825.68 × 206,578.16
  4. Step 4: Simplify right side
    327,370.80x = 93,337,317,615.15
  5. Step 5: Solve for x
    x = 93,337,317,615.15/327,370.80
  6. Step 6: Final answer
    x = 285,111.92

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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.