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Finding the Third Proportional to 52,939 and 116,731

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Solution

The third proportional to 52,939 and 116,731 is: 257,392.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,939 : 116,731 = 116,731 : x
  2. Step 2: Convert to fraction form
    52,939/116,731 = 116,731/x
  3. Step 3: Cross multiply
    52,939x = 116,731 × 116,731
  4. Step 4: Simplify right side
    52,939x = 13,626,126,361
  5. Step 5: Solve for x
    x = 13,626,126,361/52,939
  6. Step 6: Final answer
    x = 257,392.97

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Why These Related Problems?

These problems maintain the same ratio (2.21) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.