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Finding the Fourth Proportional to 8,549.28, 12,794.76 and 6,799.68

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Solution

The fourth proportional to 8,549.28, 12,794.76 and 6,799.68 is: 10,176.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,549.28 : 12,794.76 = 6,799.68 : x
  2. Step 2: Convert to fraction form
    8,549.28/12,794.76 = 6,799.68/x
  3. Step 3: Cross multiply
    8,549.28x = 12,794.76 × 6,799.68
  4. Step 4: Simplify right side
    8,549.28x = 87,000,273.68
  5. Step 5: Solve for x
    x = 87,000,273.68/8,549.28
  6. Step 6: Final answer
    x = 10,176.33

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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.