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Finding the Fourth Proportional to 5,863.94, 8,090.96 and 3,345.09

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Solution

The fourth proportional to 5,863.94, 8,090.96 and 3,345.09 is: 4,615.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,863.94 : 8,090.96 = 3,345.09 : x
  2. Step 2: Convert to fraction form
    5,863.94/8,090.96 = 3,345.09/x
  3. Step 3: Cross multiply
    5,863.94x = 8,090.96 × 3,345.09
  4. Step 4: Simplify right side
    5,863.94x = 27,064,997.75
  5. Step 5: Solve for x
    x = 27,064,997.75/5,863.94
  6. Step 6: Final answer
    x = 4,615.50

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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.