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Finding the Third Proportional to 244,857 and 511,854

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Solution

The third proportional to 244,857 and 511,854 is: 1,069,989.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,857 : 511,854 = 511,854 : x
  2. Step 2: Convert to fraction form
    244,857/511,854 = 511,854/x
  3. Step 3: Cross multiply
    244,857x = 511,854 × 511,854
  4. Step 4: Simplify right side
    244,857x = 261,994,517,316
  5. Step 5: Solve for x
    x = 261,994,517,316/244,857
  6. Step 6: Final answer
    x = 1,069,989.90

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Why These Related Problems?

These problems maintain the same ratio (2.09) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.