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Finding the Fourth Proportional to 8,339.02, 12,517.08 and 5,584.92

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Solution

The fourth proportional to 8,339.02, 12,517.08 and 5,584.92 is: 8,383.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,339.02 : 12,517.08 = 5,584.92 : x
  2. Step 2: Convert to fraction form
    8,339.02/12,517.08 = 5,584.92/x
  3. Step 3: Cross multiply
    8,339.02x = 12,517.08 × 5,584.92
  4. Step 4: Simplify right side
    8,339.02x = 69,906,822.55
  5. Step 5: Solve for x
    x = 69,906,822.55/8,339.02
  6. Step 6: Final answer
    x = 8,383.10

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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.