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Finding the Fourth Proportional to 8,500.67, 12,750.99 and 2,260.68

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Solution

The fourth proportional to 8,500.67, 12,750.99 and 2,260.68 is: 3,391.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,500.67 : 12,750.99 = 2,260.68 : x
  2. Step 2: Convert to fraction form
    8,500.67/12,750.99 = 2,260.68/x
  3. Step 3: Cross multiply
    8,500.67x = 12,750.99 × 2,260.68
  4. Step 4: Simplify right side
    8,500.67x = 28,825,896.77
  5. Step 5: Solve for x
    x = 28,825,896.77/8,500.67
  6. Step 6: Final answer
    x = 3,391.02

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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.