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Finding the Fourth Proportional to 8,534.54, 12,793.03 and 3,268.12

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Solution

The fourth proportional to 8,534.54, 12,793.03 and 3,268.12 is: 4,898.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,534.54 : 12,793.03 = 3,268.12 : x
  2. Step 2: Convert to fraction form
    8,534.54/12,793.03 = 3,268.12/x
  3. Step 3: Cross multiply
    8,534.54x = 12,793.03 × 3,268.12
  4. Step 4: Simplify right side
    8,534.54x = 41,809,157.20
  5. Step 5: Solve for x
    x = 41,809,157.20/8,534.54
  6. Step 6: Final answer
    x = 4,898.82

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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.