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Finding the Third Proportional to 438,471 and 944,622

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Solution

The third proportional to 438,471 and 944,622 is: 2,035,050.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    438,471 : 944,622 = 944,622 : x
  2. Step 2: Convert to fraction form
    438,471/944,622 = 944,622/x
  3. Step 3: Cross multiply
    438,471x = 944,622 × 944,622
  4. Step 4: Simplify right side
    438,471x = 892,310,722,884
  5. Step 5: Solve for x
    x = 892,310,722,884/438,471
  6. Step 6: Final answer
    x = 2,035,050.72

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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.