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Finding the Third Proportional to 10,269 and 21,023.63

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Solution

The third proportional to 10,269 and 21,023.63 is: 43,041.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,269 : 21,023.63 = 21,023.63 : x
  2. Step 2: Convert to fraction form
    10,269/21,023.63 = 21,023.63/x
  3. Step 3: Cross multiply
    10,269x = 21,023.63 × 21,023.63
  4. Step 4: Simplify right side
    10,269x = 441,992,808.14
  5. Step 5: Solve for x
    x = 441,992,808.14/10,269
  6. Step 6: Final answer
    x = 43,041.47

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Why These Related Problems?

These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.