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Finding the Third Proportional to 219,051 and 338,249

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Solution

The third proportional to 219,051 and 338,249 is: 522,309.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,051 : 338,249 = 338,249 : x
  2. Step 2: Convert to fraction form
    219,051/338,249 = 338,249/x
  3. Step 3: Cross multiply
    219,051x = 338,249 × 338,249
  4. Step 4: Simplify right side
    219,051x = 114,412,386,001
  5. Step 5: Solve for x
    x = 114,412,386,001/219,051
  6. Step 6: Final answer
    x = 522,309.35

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.