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Finding the Third Proportional to 21,880.13 and 23,793.75

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Solution

The third proportional to 21,880.13 and 23,793.75 is: 25,874.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,880.13 : 23,793.75 = 23,793.75 : x
  2. Step 2: Convert to fraction form
    21,880.13/23,793.75 = 23,793.75/x
  3. Step 3: Cross multiply
    21,880.13x = 23,793.75 × 23,793.75
  4. Step 4: Simplify right side
    21,880.13x = 566,142,539.06
  5. Step 5: Solve for x
    x = 566,142,539.06/21,880.13
  6. Step 6: Final answer
    x = 25,874.74

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Why These Related Problems?

These problems maintain the same ratio (1.09) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.