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Finding the Third Proportional to 11,810 and 17,203

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Solution

The third proportional to 11,810 and 17,203 is: 25,058.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,810 : 17,203 = 17,203 : x
  2. Step 2: Convert to fraction form
    11,810/17,203 = 17,203/x
  3. Step 3: Cross multiply
    11,810x = 17,203 × 17,203
  4. Step 4: Simplify right side
    11,810x = 295,943,209
  5. Step 5: Solve for x
    x = 295,943,209/11,810
  6. Step 6: Final answer
    x = 25,058.70

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.