Home / 327,604.91-491,481.07-127,982.23

Finding the Fourth Proportional to 327,604.91, 491,481.07 and 127,982.23

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Solution

The fourth proportional to 327,604.91, 491,481.07 and 127,982.23 is: 192,002.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,604.91 : 491,481.07 = 127,982.23 : x
  2. Step 2: Convert to fraction form
    327,604.91/491,481.07 = 127,982.23/x
  3. Step 3: Cross multiply
    327,604.91x = 491,481.07 × 127,982.23
  4. Step 4: Simplify right side
    327,604.91x = 62,900,841,792.73
  5. Step 5: Solve for x
    x = 62,900,841,792.73/327,604.91
  6. Step 6: Final answer
    x = 192,002.14

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1.5x scale

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.