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Finding the Third Proportional to 21,992 and 46,604

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Solution

The third proportional to 21,992 and 46,604 is: 98,760.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,992 : 46,604 = 46,604 : x
  2. Step 2: Convert to fraction form
    21,992/46,604 = 46,604/x
  3. Step 3: Cross multiply
    21,992x = 46,604 × 46,604
  4. Step 4: Simplify right side
    21,992x = 2,171,932,816
  5. Step 5: Solve for x
    x = 2,171,932,816/21,992
  6. Step 6: Final answer
    x = 98,760.13

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.