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Finding the Third Proportional to 409,393 and 888,367

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Solution

The third proportional to 409,393 and 888,367 is: 1,927,722.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    409,393 : 888,367 = 888,367 : x
  2. Step 2: Convert to fraction form
    409,393/888,367 = 888,367/x
  3. Step 3: Cross multiply
    409,393x = 888,367 × 888,367
  4. Step 4: Simplify right side
    409,393x = 789,195,926,689
  5. Step 5: Solve for x
    x = 789,195,926,689/409,393
  6. Step 6: Final answer
    x = 1,927,722.08

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.