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Finding the Third Proportional to 103,693 and 223,323

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Solution

The third proportional to 103,693 and 223,323 is: 480,969.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,693 : 223,323 = 223,323 : x
  2. Step 2: Convert to fraction form
    103,693/223,323 = 223,323/x
  3. Step 3: Cross multiply
    103,693x = 223,323 × 223,323
  4. Step 4: Simplify right side
    103,693x = 49,873,162,329
  5. Step 5: Solve for x
    x = 49,873,162,329/103,693
  6. Step 6: Final answer
    x = 480,969.42

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.