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Finding the Fourth Proportional to 5,874.56, 8,806.72 and 2,229.12

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Solution

The fourth proportional to 5,874.56, 8,806.72 and 2,229.12 is: 3,341.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,874.56 : 8,806.72 = 2,229.12 : x
  2. Step 2: Convert to fraction form
    5,874.56/8,806.72 = 2,229.12/x
  3. Step 3: Cross multiply
    5,874.56x = 8,806.72 × 2,229.12
  4. Step 4: Simplify right side
    5,874.56x = 19,631,235.69
  5. Step 5: Solve for x
    x = 19,631,235.69/5,874.56
  6. Step 6: Final answer
    x = 3,341.74

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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.