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Finding the Third Proportional to 53,932 and 115,670

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Solution

The third proportional to 53,932 and 115,670 is: 248,081.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,932 : 115,670 = 115,670 : x
  2. Step 2: Convert to fraction form
    53,932/115,670 = 115,670/x
  3. Step 3: Cross multiply
    53,932x = 115,670 × 115,670
  4. Step 4: Simplify right side
    53,932x = 13,379,548,900
  5. Step 5: Solve for x
    x = 13,379,548,900/53,932
  6. Step 6: Final answer
    x = 248,081.82

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.