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Finding the Third Proportional to 244,788 and 518,988

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Solution

The third proportional to 244,788 and 518,988 is: 1,100,333.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,788 : 518,988 = 518,988 : x
  2. Step 2: Convert to fraction form
    244,788/518,988 = 518,988/x
  3. Step 3: Cross multiply
    244,788x = 518,988 × 518,988
  4. Step 4: Simplify right side
    244,788x = 269,348,544,144
  5. Step 5: Solve for x
    x = 269,348,544,144/244,788
  6. Step 6: Final answer
    x = 1,100,333.94

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.