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Finding the Third Proportional to 112,640 and 244,744

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Solution

The third proportional to 112,640 and 244,744 is: 531,779.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,640 : 244,744 = 244,744 : x
  2. Step 2: Convert to fraction form
    112,640/244,744 = 244,744/x
  3. Step 3: Cross multiply
    112,640x = 244,744 × 244,744
  4. Step 4: Simplify right side
    112,640x = 59,899,625,536
  5. Step 5: Solve for x
    x = 59,899,625,536/112,640
  6. Step 6: Final answer
    x = 531,779.35

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.