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Finding the Fourth Proportional to 6,099.71, 8,417.58 and 3,305.21

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Solution

The fourth proportional to 6,099.71, 8,417.58 and 3,305.21 is: 4,561.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,099.71 : 8,417.58 = 3,305.21 : x
  2. Step 2: Convert to fraction form
    6,099.71/8,417.58 = 3,305.21/x
  3. Step 3: Cross multiply
    6,099.71x = 8,417.58 × 3,305.21
  4. Step 4: Simplify right side
    6,099.71x = 27,821,869.59
  5. Step 5: Solve for x
    x = 27,821,869.59/6,099.71
  6. Step 6: Final answer
    x = 4,561.18

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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.