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Finding the Fourth Proportional to 6,908.45, 9,533.66 and 3,764.63

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Solution

The fourth proportional to 6,908.45, 9,533.66 and 3,764.63 is: 5,195.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,908.45 : 9,533.66 = 3,764.63 : x
  2. Step 2: Convert to fraction form
    6,908.45/9,533.66 = 3,764.63/x
  3. Step 3: Cross multiply
    6,908.45x = 9,533.66 × 3,764.63
  4. Step 4: Simplify right side
    6,908.45x = 35,890,635.95
  5. Step 5: Solve for x
    x = 35,890,635.95/6,908.45
  6. Step 6: Final answer
    x = 5,195.18

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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.