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Finding the Third Proportional to 15,374 and 33,682

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Solution

The third proportional to 15,374 and 33,682 is: 73,791.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,374 : 33,682 = 33,682 : x
  2. Step 2: Convert to fraction form
    15,374/33,682 = 33,682/x
  3. Step 3: Cross multiply
    15,374x = 33,682 × 33,682
  4. Step 4: Simplify right side
    15,374x = 1,134,477,124
  5. Step 5: Solve for x
    x = 1,134,477,124/15,374
  6. Step 6: Final answer
    x = 73,791.93

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.