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Finding the Third Proportional to 13,200.75 and 26,860.13

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Solution

The third proportional to 13,200.75 and 26,860.13 is: 54,653.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,200.75 : 26,860.13 = 26,860.13 : x
  2. Step 2: Convert to fraction form
    13,200.75/26,860.13 = 26,860.13/x
  3. Step 3: Cross multiply
    13,200.75x = 26,860.13 × 26,860.13
  4. Step 4: Simplify right side
    13,200.75x = 721,466,315.02
  5. Step 5: Solve for x
    x = 721,466,315.02/13,200.75
  6. Step 6: Final answer
    x = 54,653.43

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Why These Related Problems?

These problems maintain the same ratio (2.03) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.