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Finding the Third Proportional to 1,365.75 and 2,059.97

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Solution

The third proportional to 1,365.75 and 2,059.97 is: 3,107.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,365.75 : 2,059.97 = 2,059.97 : x
  2. Step 2: Convert to fraction form
    1,365.75/2,059.97 = 2,059.97/x
  3. Step 3: Cross multiply
    1,365.75x = 2,059.97 × 2,059.97
  4. Step 4: Simplify right side
    1,365.75x = 4,243,471.25
  5. Step 5: Solve for x
    x = 4,243,471.25/1,365.75
  6. Step 6: Final answer
    x = 3,107.06

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.