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Finding the Fourth Proportional to 5,589.90, 8,384.87 and 1,694.34

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Solution

The fourth proportional to 5,589.90, 8,384.87 and 1,694.34 is: 2,541.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,589.90 : 8,384.87 = 1,694.34 : x
  2. Step 2: Convert to fraction form
    5,589.90/8,384.87 = 1,694.34/x
  3. Step 3: Cross multiply
    5,589.90x = 8,384.87 × 1,694.34
  4. Step 4: Simplify right side
    5,589.90x = 14,206,820.64
  5. Step 5: Solve for x
    x = 14,206,820.64/5,589.90
  6. Step 6: Final answer
    x = 2,541.52

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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.