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Finding the Third Proportional to 3,936.94 and 6,085.13

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Solution

The third proportional to 3,936.94 and 6,085.13 is: 9,405.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,936.94 : 6,085.13 = 6,085.13 : x
  2. Step 2: Convert to fraction form
    3,936.94/6,085.13 = 6,085.13/x
  3. Step 3: Cross multiply
    3,936.94x = 6,085.13 × 6,085.13
  4. Step 4: Simplify right side
    3,936.94x = 37,028,746.27
  5. Step 5: Solve for x
    x = 37,028,746.27/3,936.94
  6. Step 6: Final answer
    x = 9,405.47

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.