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Finding the Third Proportional to 11,801.25 and 18,010.13

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Solution

The third proportional to 11,801.25 and 18,010.13 is: 27,485.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,801.25 : 18,010.13 = 18,010.13 : x
  2. Step 2: Convert to fraction form
    11,801.25/18,010.13 = 18,010.13/x
  3. Step 3: Cross multiply
    11,801.25x = 18,010.13 × 18,010.13
  4. Step 4: Simplify right side
    11,801.25x = 324,364,602.52
  5. Step 5: Solve for x
    x = 324,364,602.52/11,801.25
  6. Step 6: Final answer
    x = 27,485.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.