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Finding the Fourth Proportional to 6,795.60, 9,377.69 and 3,811.56

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Solution

The fourth proportional to 6,795.60, 9,377.69 and 3,811.56 is: 5,259.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,795.60 : 9,377.69 = 3,811.56 : x
  2. Step 2: Convert to fraction form
    6,795.60/9,377.69 = 3,811.56/x
  3. Step 3: Cross multiply
    6,795.60x = 9,377.69 × 3,811.56
  4. Step 4: Simplify right side
    6,795.60x = 35,743,609.04
  5. Step 5: Solve for x
    x = 35,743,609.04/6,795.60
  6. Step 6: Final answer
    x = 5,259.82

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.