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Finding the Fourth Proportional to 2,612.48, 3,604.94 and 1,549.87

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Solution

The fourth proportional to 2,612.48, 3,604.94 and 1,549.87 is: 2,138.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,612.48 : 3,604.94 = 1,549.87 : x
  2. Step 2: Convert to fraction form
    2,612.48/3,604.94 = 1,549.87/x
  3. Step 3: Cross multiply
    2,612.48x = 3,604.94 × 1,549.87
  4. Step 4: Simplify right side
    2,612.48x = 5,587,171.60
  5. Step 5: Solve for x
    x = 5,587,171.60/2,612.48
  6. Step 6: Final answer
    x = 2,138.64

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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.