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Finding the Fourth Proportional to 27,323.28, 40,984.97 and 7,601.85

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Solution

The fourth proportional to 27,323.28, 40,984.97 and 7,601.85 is: 11,402.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,323.28 : 40,984.97 = 7,601.85 : x
  2. Step 2: Convert to fraction form
    27,323.28/40,984.97 = 7,601.85/x
  3. Step 3: Cross multiply
    27,323.28x = 40,984.97 × 7,601.85
  4. Step 4: Simplify right side
    27,323.28x = 311,561,556.19
  5. Step 5: Solve for x
    x = 311,561,556.19/27,323.28
  6. Step 6: Final answer
    x = 11,402.79

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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.