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Finding the Third Proportional to 56,611 and 119,965

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Solution

The third proportional to 56,611 and 119,965 is: 254,219.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,611 : 119,965 = 119,965 : x
  2. Step 2: Convert to fraction form
    56,611/119,965 = 119,965/x
  3. Step 3: Cross multiply
    56,611x = 119,965 × 119,965
  4. Step 4: Simplify right side
    56,611x = 14,391,601,225
  5. Step 5: Solve for x
    x = 14,391,601,225/56,611
  6. Step 6: Final answer
    x = 254,219.17

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.