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Finding the Fourth Proportional to 8,193.83, 12,290.81 and 2,350.62

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Solution

The fourth proportional to 8,193.83, 12,290.81 and 2,350.62 is: 3,525.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,193.83 : 12,290.81 = 2,350.62 : x
  2. Step 2: Convert to fraction form
    8,193.83/12,290.81 = 2,350.62/x
  3. Step 3: Cross multiply
    8,193.83x = 12,290.81 × 2,350.62
  4. Step 4: Simplify right side
    8,193.83x = 28,891,012.05
  5. Step 5: Solve for x
    x = 28,891,012.05/8,193.83
  6. Step 6: Final answer
    x = 3,525.95

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Double scale
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Similar ratio
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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.