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Finding the Third Proportional to 11,454.75 and 17,253

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Solution

The third proportional to 11,454.75 and 17,253 is: 25,986.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,454.75 : 17,253 = 17,253 : x
  2. Step 2: Convert to fraction form
    11,454.75/17,253 = 17,253/x
  3. Step 3: Cross multiply
    11,454.75x = 17,253 × 17,253
  4. Step 4: Simplify right side
    11,454.75x = 297,666,009
  5. Step 5: Solve for x
    x = 297,666,009/11,454.75
  6. Step 6: Final answer
    x = 25,986.25

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.