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Finding the Fourth Proportional to 6,608.48, 9,905.26 and 2,863.24

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Solution

The fourth proportional to 6,608.48, 9,905.26 and 2,863.24 is: 4,291.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,608.48 : 9,905.26 = 2,863.24 : x
  2. Step 2: Convert to fraction form
    6,608.48/9,905.26 = 2,863.24/x
  3. Step 3: Cross multiply
    6,608.48x = 9,905.26 × 2,863.24
  4. Step 4: Simplify right side
    6,608.48x = 28,361,136.64
  5. Step 5: Solve for x
    x = 28,361,136.64/6,608.48
  6. Step 6: Final answer
    x = 4,291.63

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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.