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Finding the Third Proportional to 8,827 and 19,403

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Solution

The third proportional to 8,827 and 19,403 is: 42,650.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,827 : 19,403 = 19,403 : x
  2. Step 2: Convert to fraction form
    8,827/19,403 = 19,403/x
  3. Step 3: Cross multiply
    8,827x = 19,403 × 19,403
  4. Step 4: Simplify right side
    8,827x = 376,476,409
  5. Step 5: Solve for x
    x = 376,476,409/8,827
  6. Step 6: Final answer
    x = 42,650.55

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.