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Finding the Third Proportional to 120,182 and 255,892

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Solution

The third proportional to 120,182 and 255,892 is: 544,846.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,182 : 255,892 = 255,892 : x
  2. Step 2: Convert to fraction form
    120,182/255,892 = 255,892/x
  3. Step 3: Cross multiply
    120,182x = 255,892 × 255,892
  4. Step 4: Simplify right side
    120,182x = 65,480,715,664
  5. Step 5: Solve for x
    x = 65,480,715,664/120,182
  6. Step 6: Final answer
    x = 544,846.28

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.