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Finding the Third Proportional to 2,138.06 and 4,933.13

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Solution

The third proportional to 2,138.06 and 4,933.13 is: 11,382.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,138.06 : 4,933.13 = 4,933.13 : x
  2. Step 2: Convert to fraction form
    2,138.06/4,933.13 = 4,933.13/x
  3. Step 3: Cross multiply
    2,138.06x = 4,933.13 × 4,933.13
  4. Step 4: Simplify right side
    2,138.06x = 24,335,722.27
  5. Step 5: Solve for x
    x = 24,335,722.27/2,138.06
  6. Step 6: Final answer
    x = 11,382.14

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Why These Related Problems?

These problems maintain the same ratio (2.31) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.