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Finding the Third Proportional to 1,759 and 2,629

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Solution

The third proportional to 1,759 and 2,629 is: 3,929.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,759 : 2,629 = 2,629 : x
  2. Step 2: Convert to fraction form
    1,759/2,629 = 2,629/x
  3. Step 3: Cross multiply
    1,759x = 2,629 × 2,629
  4. Step 4: Simplify right side
    1,759x = 6,911,641
  5. Step 5: Solve for x
    x = 6,911,641/1,759
  6. Step 6: Final answer
    x = 3,929.30

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.