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Finding the Third Proportional to 14,644 and 21,644

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Solution

The third proportional to 14,644 and 21,644 is: 31,990.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,644 : 21,644 = 21,644 : x
  2. Step 2: Convert to fraction form
    14,644/21,644 = 21,644/x
  3. Step 3: Cross multiply
    14,644x = 21,644 × 21,644
  4. Step 4: Simplify right side
    14,644x = 468,462,736
  5. Step 5: Solve for x
    x = 468,462,736/14,644
  6. Step 6: Final answer
    x = 31,990.08

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Why These Related Problems?

These problems maintain the same ratio (1.48) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.