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Finding the Third Proportional to 15,699 and 33,963

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Solution

The third proportional to 15,699 and 33,963 is: 73,475.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,699 : 33,963 = 33,963 : x
  2. Step 2: Convert to fraction form
    15,699/33,963 = 33,963/x
  3. Step 3: Cross multiply
    15,699x = 33,963 × 33,963
  4. Step 4: Simplify right side
    15,699x = 1,153,485,369
  5. Step 5: Solve for x
    x = 1,153,485,369/15,699
  6. Step 6: Final answer
    x = 73,475.09

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.