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Finding the Fourth Proportional to 8,481.56, 11,704.23 and 4,704.77

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Solution

The fourth proportional to 8,481.56, 11,704.23 and 4,704.77 is: 6,492.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,481.56 : 11,704.23 = 4,704.77 : x
  2. Step 2: Convert to fraction form
    8,481.56/11,704.23 = 4,704.77/x
  3. Step 3: Cross multiply
    8,481.56x = 11,704.23 × 4,704.77
  4. Step 4: Simplify right side
    8,481.56x = 55,065,739.44
  5. Step 5: Solve for x
    x = 55,065,739.44/8,481.56
  6. Step 6: Final answer
    x = 6,492.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.