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Finding the Third Proportional to 12,336 and 18,844

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Solution

The third proportional to 12,336 and 18,844 is: 28,785.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,336 : 18,844 = 18,844 : x
  2. Step 2: Convert to fraction form
    12,336/18,844 = 18,844/x
  3. Step 3: Cross multiply
    12,336x = 18,844 × 18,844
  4. Step 4: Simplify right side
    12,336x = 355,096,336
  5. Step 5: Solve for x
    x = 355,096,336/12,336
  6. Step 6: Final answer
    x = 28,785.37

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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.