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Finding the Fourth Proportional to 17,794.70, 26,695.12 and 7,270.44

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Solution

The fourth proportional to 17,794.70, 26,695.12 and 7,270.44 is: 10,906.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,794.70 : 26,695.12 = 7,270.44 : x
  2. Step 2: Convert to fraction form
    17,794.70/26,695.12 = 7,270.44/x
  3. Step 3: Cross multiply
    17,794.70x = 26,695.12 × 7,270.44
  4. Step 4: Simplify right side
    17,794.70x = 194,085,268.25
  5. Step 5: Solve for x
    x = 194,085,268.25/17,794.70
  6. Step 6: Final answer
    x = 10,906.91

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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.