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Finding the Third Proportional to 11,386 and 16,963

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Solution

The third proportional to 11,386 and 16,963 is: 25,271.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,386 : 16,963 = 16,963 : x
  2. Step 2: Convert to fraction form
    11,386/16,963 = 16,963/x
  3. Step 3: Cross multiply
    11,386x = 16,963 × 16,963
  4. Step 4: Simplify right side
    11,386x = 287,743,369
  5. Step 5: Solve for x
    x = 287,743,369/11,386
  6. Step 6: Final answer
    x = 25,271.68

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.