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Finding the Third Proportional to 21,016.13 and 24,661.13

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Solution

The third proportional to 21,016.13 and 24,661.13 is: 28,938.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,016.13 : 24,661.13 = 24,661.13 : x
  2. Step 2: Convert to fraction form
    21,016.13/24,661.13 = 24,661.13/x
  3. Step 3: Cross multiply
    21,016.13x = 24,661.13 × 24,661.13
  4. Step 4: Simplify right side
    21,016.13x = 608,171,086.27
  5. Step 5: Solve for x
    x = 608,171,086.27/21,016.13
  6. Step 6: Final answer
    x = 28,938.31

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Why These Related Problems?

These problems maintain the same ratio (1.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.