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Finding the Fourth Proportional to 6,198.56, 9,303.03 and 3,388.11

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Solution

The fourth proportional to 6,198.56, 9,303.03 and 3,388.11 is: 5,085.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,198.56 : 9,303.03 = 3,388.11 : x
  2. Step 2: Convert to fraction form
    6,198.56/9,303.03 = 3,388.11/x
  3. Step 3: Cross multiply
    6,198.56x = 9,303.03 × 3,388.11
  4. Step 4: Simplify right side
    6,198.56x = 31,519,688.97
  5. Step 5: Solve for x
    x = 31,519,688.97/6,198.56
  6. Step 6: Final answer
    x = 5,085.01

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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.