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Finding the Third Proportional to 110,873 and 243,218

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Solution

The third proportional to 110,873 and 243,218 is: 533,538.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,873 : 243,218 = 243,218 : x
  2. Step 2: Convert to fraction form
    110,873/243,218 = 243,218/x
  3. Step 3: Cross multiply
    110,873x = 243,218 × 243,218
  4. Step 4: Simplify right side
    110,873x = 59,154,995,524
  5. Step 5: Solve for x
    x = 59,154,995,524/110,873
  6. Step 6: Final answer
    x = 533,538.33

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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.