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Finding the Fourth Proportional to 5,510.09, 8,265.12 and 2,000.09

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Solution

The fourth proportional to 5,510.09, 8,265.12 and 2,000.09 is: 3,000.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,510.09 : 8,265.12 = 2,000.09 : x
  2. Step 2: Convert to fraction form
    5,510.09/8,265.12 = 2,000.09/x
  3. Step 3: Cross multiply
    5,510.09x = 8,265.12 × 2,000.09
  4. Step 4: Simplify right side
    5,510.09x = 16,530,942.54
  5. Step 5: Solve for x
    x = 16,530,942.54/5,510.09
  6. Step 6: Final answer
    x = 3,000.12

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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.