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Finding the Third Proportional to 218,652 and 455,952

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Solution

The third proportional to 218,652 and 455,952 is: 950,790.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,652 : 455,952 = 455,952 : x
  2. Step 2: Convert to fraction form
    218,652/455,952 = 455,952/x
  3. Step 3: Cross multiply
    218,652x = 455,952 × 455,952
  4. Step 4: Simplify right side
    218,652x = 207,892,226,304
  5. Step 5: Solve for x
    x = 207,892,226,304/218,652
  6. Step 6: Final answer
    x = 950,790.42

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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.