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Finding the Third Proportional to 1,137.94 and 2,616.19

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Solution

The third proportional to 1,137.94 and 2,616.19 is: 6,014.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,137.94 : 2,616.19 = 2,616.19 : x
  2. Step 2: Convert to fraction form
    1,137.94/2,616.19 = 2,616.19/x
  3. Step 3: Cross multiply
    1,137.94x = 2,616.19 × 2,616.19
  4. Step 4: Simplify right side
    1,137.94x = 6,844,437.04
  5. Step 5: Solve for x
    x = 6,844,437.04/1,137.94
  6. Step 6: Final answer
    x = 6,014.77

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Why These Related Problems?

These problems maintain the same ratio (2.30) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.