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Finding the Third Proportional to 116,879 and 252,440

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Solution

The third proportional to 116,879 and 252,440 is: 545,230.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,879 : 252,440 = 252,440 : x
  2. Step 2: Convert to fraction form
    116,879/252,440 = 252,440/x
  3. Step 3: Cross multiply
    116,879x = 252,440 × 252,440
  4. Step 4: Simplify right side
    116,879x = 63,725,953,600
  5. Step 5: Solve for x
    x = 63,725,953,600/116,879
  6. Step 6: Final answer
    x = 545,230.14

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.