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Finding the Third Proportional to 16,480.13 and 19,882.13

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Solution

The third proportional to 16,480.13 and 19,882.13 is: 23,986.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,480.13 : 19,882.13 = 19,882.13 : x
  2. Step 2: Convert to fraction form
    16,480.13/19,882.13 = 19,882.13/x
  3. Step 3: Cross multiply
    16,480.13x = 19,882.13 × 19,882.13
  4. Step 4: Simplify right side
    16,480.13x = 395,298,894.52
  5. Step 5: Solve for x
    x = 395,298,894.52/16,480.13
  6. Step 6: Final answer
    x = 23,986.40

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Why These Related Problems?

These problems maintain the same ratio (1.21) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.