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Finding the Third Proportional to 26,489 and 55,156

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Solution

The third proportional to 26,489 and 55,156 is: 114,847.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,489 : 55,156 = 55,156 : x
  2. Step 2: Convert to fraction form
    26,489/55,156 = 55,156/x
  3. Step 3: Cross multiply
    26,489x = 55,156 × 55,156
  4. Step 4: Simplify right side
    26,489x = 3,042,184,336
  5. Step 5: Solve for x
    x = 3,042,184,336/26,489
  6. Step 6: Final answer
    x = 114,847.08

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.