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Finding the Third Proportional to 12,579.25 and 26,919.88

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Solution

The third proportional to 12,579.25 and 26,919.88 is: 57,609.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,579.25 : 26,919.88 = 26,919.88 : x
  2. Step 2: Convert to fraction form
    12,579.25/26,919.88 = 26,919.88/x
  3. Step 3: Cross multiply
    12,579.25x = 26,919.88 × 26,919.88
  4. Step 4: Simplify right side
    12,579.25x = 724,679,670.02
  5. Step 5: Solve for x
    x = 724,679,670.02/12,579.25
  6. Step 6: Final answer
    x = 57,609.13

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.