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Finding the Fourth Proportional to 6,796.78, 10,195.18 and 5,474.34

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Solution

The fourth proportional to 6,796.78, 10,195.18 and 5,474.34 is: 8,211.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,796.78 : 10,195.18 = 5,474.34 : x
  2. Step 2: Convert to fraction form
    6,796.78/10,195.18 = 5,474.34/x
  3. Step 3: Cross multiply
    6,796.78x = 10,195.18 × 5,474.34
  4. Step 4: Simplify right side
    6,796.78x = 55,811,881.68
  5. Step 5: Solve for x
    x = 55,811,881.68/6,796.78
  6. Step 6: Final answer
    x = 8,211.52

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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.