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Finding the Third Proportional to 6,628 and 15,832

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Solution

The third proportional to 6,628 and 15,832 is: 37,817.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,628 : 15,832 = 15,832 : x
  2. Step 2: Convert to fraction form
    6,628/15,832 = 15,832/x
  3. Step 3: Cross multiply
    6,628x = 15,832 × 15,832
  4. Step 4: Simplify right side
    6,628x = 250,652,224
  5. Step 5: Solve for x
    x = 250,652,224/6,628
  6. Step 6: Final answer
    x = 37,817.17

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Why These Related Problems?

These problems maintain the same ratio (2.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.