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Finding the Third Proportional to 26,285 and 56,945

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Solution

The third proportional to 26,285 and 56,945 is: 123,368.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,285 : 56,945 = 56,945 : x
  2. Step 2: Convert to fraction form
    26,285/56,945 = 56,945/x
  3. Step 3: Cross multiply
    26,285x = 56,945 × 56,945
  4. Step 4: Simplify right side
    26,285x = 3,242,733,025
  5. Step 5: Solve for x
    x = 3,242,733,025/26,285
  6. Step 6: Final answer
    x = 123,368.20

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.