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Finding the Third Proportional to 26,776 and 38,913

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Solution

The third proportional to 26,776 and 38,913 is: 56,551.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,776 : 38,913 = 38,913 : x
  2. Step 2: Convert to fraction form
    26,776/38,913 = 38,913/x
  3. Step 3: Cross multiply
    26,776x = 38,913 × 38,913
  4. Step 4: Simplify right side
    26,776x = 1,514,221,569
  5. Step 5: Solve for x
    x = 1,514,221,569/26,776
  6. Step 6: Final answer
    x = 56,551.45

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Why These Related Problems?

These problems maintain the same ratio (1.45) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.