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Finding the Fourth Proportional to 27,322.44, 40,984.04 and 7,600.56

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Solution

The fourth proportional to 27,322.44, 40,984.04 and 7,600.56 is: 11,400.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,322.44 : 40,984.04 = 7,600.56 : x
  2. Step 2: Convert to fraction form
    27,322.44/40,984.04 = 7,600.56/x
  3. Step 3: Cross multiply
    27,322.44x = 40,984.04 × 7,600.56
  4. Step 4: Simplify right side
    27,322.44x = 311,501,655.06
  5. Step 5: Solve for x
    x = 311,501,655.06/27,322.44
  6. Step 6: Final answer
    x = 11,400.95

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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.