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Finding the Fourth Proportional to 8,794.49, 13,171.64 and 5,499.41

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Solution

The fourth proportional to 8,794.49, 13,171.64 and 5,499.41 is: 8,236.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,794.49 : 13,171.64 = 5,499.41 : x
  2. Step 2: Convert to fraction form
    8,794.49/13,171.64 = 5,499.41/x
  3. Step 3: Cross multiply
    8,794.49x = 13,171.64 × 5,499.41
  4. Step 4: Simplify right side
    8,794.49x = 72,436,155.38
  5. Step 5: Solve for x
    x = 72,436,155.38/8,794.49
  6. Step 6: Final answer
    x = 8,236.54

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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.