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Finding the Third Proportional to 12,376 and 19,844

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Solution

The third proportional to 12,376 and 19,844 is: 31,818.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,376 : 19,844 = 19,844 : x
  2. Step 2: Convert to fraction form
    12,376/19,844 = 19,844/x
  3. Step 3: Cross multiply
    12,376x = 19,844 × 19,844
  4. Step 4: Simplify right side
    12,376x = 393,784,336
  5. Step 5: Solve for x
    x = 393,784,336/12,376
  6. Step 6: Final answer
    x = 31,818.39

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Why These Related Problems?

These problems maintain the same ratio (1.60) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.