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Finding the Third Proportional to 1,712.06 and 3,696.94

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Solution

The third proportional to 1,712.06 and 3,696.94 is: 7,982.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,712.06 : 3,696.94 = 3,696.94 : x
  2. Step 2: Convert to fraction form
    1,712.06/3,696.94 = 3,696.94/x
  3. Step 3: Cross multiply
    1,712.06x = 3,696.94 × 3,696.94
  4. Step 4: Simplify right side
    1,712.06x = 13,667,346.88
  5. Step 5: Solve for x
    x = 13,667,346.88/1,712.06
  6. Step 6: Final answer
    x = 7,982.97

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.