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Finding the Third Proportional to 11,356 and 17,226

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Solution

The third proportional to 11,356 and 17,226 is: 26,130.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,356 : 17,226 = 17,226 : x
  2. Step 2: Convert to fraction form
    11,356/17,226 = 17,226/x
  3. Step 3: Cross multiply
    11,356x = 17,226 × 17,226
  4. Step 4: Simplify right side
    11,356x = 296,735,076
  5. Step 5: Solve for x
    x = 296,735,076/11,356
  6. Step 6: Final answer
    x = 26,130.25

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.