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Finding the Third Proportional to 15,583 and 33,356

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Solution

The third proportional to 15,583 and 33,356 is: 71,399.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,583 : 33,356 = 33,356 : x
  2. Step 2: Convert to fraction form
    15,583/33,356 = 33,356/x
  3. Step 3: Cross multiply
    15,583x = 33,356 × 33,356
  4. Step 4: Simplify right side
    15,583x = 1,112,622,736
  5. Step 5: Solve for x
    x = 1,112,622,736/15,583
  6. Step 6: Final answer
    x = 71,399.78

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.