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Finding the Third Proportional to 16,748 and 36,904

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Solution

The third proportional to 16,748 and 36,904 is: 81,317.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,748 : 36,904 = 36,904 : x
  2. Step 2: Convert to fraction form
    16,748/36,904 = 36,904/x
  3. Step 3: Cross multiply
    16,748x = 36,904 × 36,904
  4. Step 4: Simplify right side
    16,748x = 1,361,905,216
  5. Step 5: Solve for x
    x = 1,361,905,216/16,748
  6. Step 6: Final answer
    x = 81,317.48

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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.