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Finding the Third Proportional to 437,390 and 941,860

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Solution

The third proportional to 437,390 and 941,860 is: 2,028,167.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,390 : 941,860 = 941,860 : x
  2. Step 2: Convert to fraction form
    437,390/941,860 = 941,860/x
  3. Step 3: Cross multiply
    437,390x = 941,860 × 941,860
  4. Step 4: Simplify right side
    437,390x = 887,100,259,600
  5. Step 5: Solve for x
    x = 887,100,259,600/437,390
  6. Step 6: Final answer
    x = 2,028,167.68

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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.