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Finding the Third Proportional to 236,899 and 518,083.50

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Solution

The third proportional to 236,899 and 518,083.50 is: 1,133,016.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,899 : 518,083.50 = 518,083.50 : x
  2. Step 2: Convert to fraction form
    236,899/518,083.50 = 518,083.50/x
  3. Step 3: Cross multiply
    236,899x = 518,083.50 × 518,083.50
  4. Step 4: Simplify right side
    236,899x = 268,410,512,972.25
  5. Step 5: Solve for x
    x = 268,410,512,972.25/236,899
  6. Step 6: Final answer
    x = 1,133,016.66

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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.