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Finding the Third Proportional to 431,652 and 938,916

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Solution

The third proportional to 431,652 and 938,916 is: 2,042,300.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    431,652 : 938,916 = 938,916 : x
  2. Step 2: Convert to fraction form
    431,652/938,916 = 938,916/x
  3. Step 3: Cross multiply
    431,652x = 938,916 × 938,916
  4. Step 4: Simplify right side
    431,652x = 881,563,255,056
  5. Step 5: Solve for x
    x = 881,563,255,056/431,652
  6. Step 6: Final answer
    x = 2,042,300.87

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.