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Finding the Third Proportional to 27,628 and 37,644

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Solution

The third proportional to 27,628 and 37,644 is: 51,291.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,628 : 37,644 = 37,644 : x
  2. Step 2: Convert to fraction form
    27,628/37,644 = 37,644/x
  3. Step 3: Cross multiply
    27,628x = 37,644 × 37,644
  4. Step 4: Simplify right side
    27,628x = 1,417,070,736
  5. Step 5: Solve for x
    x = 1,417,070,736/27,628
  6. Step 6: Final answer
    x = 51,291.11

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.