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Finding the Third Proportional to 10,116 and 15,462

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Solution

The third proportional to 10,116 and 15,462 is: 23,633.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,116 : 15,462 = 15,462 : x
  2. Step 2: Convert to fraction form
    10,116/15,462 = 15,462/x
  3. Step 3: Cross multiply
    10,116x = 15,462 × 15,462
  4. Step 4: Simplify right side
    10,116x = 239,073,444
  5. Step 5: Solve for x
    x = 239,073,444/10,116
  6. Step 6: Final answer
    x = 23,633.20

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.