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Finding the Fourth Proportional to 8,010.28, 12,013.10 and 3,011.10

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Solution

The fourth proportional to 8,010.28, 12,013.10 and 3,011.10 is: 4,515.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,010.28 : 12,013.10 = 3,011.10 : x
  2. Step 2: Convert to fraction form
    8,010.28/12,013.10 = 3,011.10/x
  3. Step 3: Cross multiply
    8,010.28x = 12,013.10 × 3,011.10
  4. Step 4: Simplify right side
    8,010.28x = 36,172,645.41
  5. Step 5: Solve for x
    x = 36,172,645.41/8,010.28
  6. Step 6: Final answer
    x = 4,515.78

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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.