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Finding the Fourth Proportional to 6,397.88, 9,596.81 and 2,499.56

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Solution

The fourth proportional to 6,397.88, 9,596.81 and 2,499.56 is: 3,749.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,397.88 : 9,596.81 = 2,499.56 : x
  2. Step 2: Convert to fraction form
    6,397.88/9,596.81 = 2,499.56/x
  3. Step 3: Cross multiply
    6,397.88x = 9,596.81 × 2,499.56
  4. Step 4: Simplify right side
    6,397.88x = 23,987,754.42
  5. Step 5: Solve for x
    x = 23,987,754.42/6,397.88
  6. Step 6: Final answer
    x = 3,749.33

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Similar ratio
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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.