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Finding the Fourth Proportional to 8,800.89, 13,201.22 and 2,137.44

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Solution

The fourth proportional to 8,800.89, 13,201.22 and 2,137.44 is: 3,206.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,800.89 : 13,201.22 = 2,137.44 : x
  2. Step 2: Convert to fraction form
    8,800.89/13,201.22 = 2,137.44/x
  3. Step 3: Cross multiply
    8,800.89x = 13,201.22 × 2,137.44
  4. Step 4: Simplify right side
    8,800.89x = 28,216,760.83
  5. Step 5: Solve for x
    x = 28,216,760.83/8,800.89
  6. Step 6: Final answer
    x = 3,206.12

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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.