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Finding the Fourth Proportional to 27,047.56, 40,576.58 and 8,324.28

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Solution

The fourth proportional to 27,047.56, 40,576.58 and 8,324.28 is: 12,488.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,047.56 : 40,576.58 = 8,324.28 : x
  2. Step 2: Convert to fraction form
    27,047.56/40,576.58 = 8,324.28/x
  3. Step 3: Cross multiply
    27,047.56x = 40,576.58 × 8,324.28
  4. Step 4: Simplify right side
    27,047.56x = 337,770,813.36
  5. Step 5: Solve for x
    x = 337,770,813.36/27,047.56
  6. Step 6: Final answer
    x = 12,488.03

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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.