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Finding the Third Proportional to 20,890.13 and 24,535.13

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Solution

The third proportional to 20,890.13 and 24,535.13 is: 28,816.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,890.13 : 24,535.13 = 24,535.13 : x
  2. Step 2: Convert to fraction form
    20,890.13/24,535.13 = 24,535.13/x
  3. Step 3: Cross multiply
    20,890.13x = 24,535.13 × 24,535.13
  4. Step 4: Simplify right side
    20,890.13x = 601,972,358.77
  5. Step 5: Solve for x
    x = 601,972,358.77/20,890.13
  6. Step 6: Final answer
    x = 28,816.12

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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.