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Finding the Third Proportional to 19,207.13 and 21,799.13

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Solution

The third proportional to 19,207.13 and 21,799.13 is: 24,740.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,207.13 : 21,799.13 = 21,799.13 : x
  2. Step 2: Convert to fraction form
    19,207.13/21,799.13 = 21,799.13/x
  3. Step 3: Cross multiply
    19,207.13x = 21,799.13 × 21,799.13
  4. Step 4: Simplify right side
    19,207.13x = 475,201,850.77
  5. Step 5: Solve for x
    x = 475,201,850.77/19,207.13
  6. Step 6: Final answer
    x = 24,740.92

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Why These Related Problems?

These problems maintain the same ratio (1.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.