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Finding the Fourth Proportional to 6,091.70, 8,406.54 and 3,297.20

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Solution

The fourth proportional to 6,091.70, 8,406.54 and 3,297.20 is: 4,550.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,091.70 : 8,406.54 = 3,297.20 : x
  2. Step 2: Convert to fraction form
    6,091.70/8,406.54 = 3,297.20/x
  3. Step 3: Cross multiply
    6,091.70x = 8,406.54 × 3,297.20
  4. Step 4: Simplify right side
    6,091.70x = 27,718,001.66
  5. Step 5: Solve for x
    x = 27,718,001.66/6,091.70
  6. Step 6: Final answer
    x = 4,550.13

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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.