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Finding the Fourth Proportional to 5,588.71, 8,383.87 and 1,693.42

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Solution

The fourth proportional to 5,588.71, 8,383.87 and 1,693.42 is: 2,540.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,588.71 : 8,383.87 = 1,693.42 : x
  2. Step 2: Convert to fraction form
    5,588.71/8,383.87 = 1,693.42/x
  3. Step 3: Cross multiply
    5,588.71x = 8,383.87 × 1,693.42
  4. Step 4: Simplify right side
    5,588.71x = 14,197,394.29
  5. Step 5: Solve for x
    x = 14,197,394.29/5,588.71
  6. Step 6: Final answer
    x = 2,540.37

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.