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Finding the Fourth Proportional to 3,693.82, 5,541.50 and 1,744.96

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Solution

The fourth proportional to 3,693.82, 5,541.50 and 1,744.96 is: 2,617.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,693.82 : 5,541.50 = 1,744.96 : x
  2. Step 2: Convert to fraction form
    3,693.82/5,541.50 = 1,744.96/x
  3. Step 3: Cross multiply
    3,693.82x = 5,541.50 × 1,744.96
  4. Step 4: Simplify right side
    3,693.82x = 9,669,695.84
  5. Step 5: Solve for x
    x = 9,669,695.84/3,693.82
  6. Step 6: Final answer
    x = 2,617.80

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Why These Related Problems?

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