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Finding the Fourth Proportional to 8,882.73, 12,252.20 and 5,697

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Solution

The fourth proportional to 8,882.73, 12,252.20 and 5,697 is: 7,858.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,882.73 : 12,252.20 = 5,697 : x
  2. Step 2: Convert to fraction form
    8,882.73/12,252.20 = 5,697/x
  3. Step 3: Cross multiply
    8,882.73x = 12,252.20 × 5,697
  4. Step 4: Simplify right side
    8,882.73x = 69,800,754.92
  5. Step 5: Solve for x
    x = 69,800,754.92/8,882.73
  6. Step 6: Final answer
    x = 7,858.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.