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Finding the Third Proportional to 56,188 and 122,927

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Solution

The third proportional to 56,188 and 122,927 is: 268,937.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,188 : 122,927 = 122,927 : x
  2. Step 2: Convert to fraction form
    56,188/122,927 = 122,927/x
  3. Step 3: Cross multiply
    56,188x = 122,927 × 122,927
  4. Step 4: Simplify right side
    56,188x = 15,111,047,329
  5. Step 5: Solve for x
    x = 15,111,047,329/56,188
  6. Step 6: Final answer
    x = 268,937.27

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.