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Finding the Third Proportional to 439,605 and 941,418

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Solution

The third proportional to 439,605 and 941,418 is: 2,016,054.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,605 : 941,418 = 941,418 : x
  2. Step 2: Convert to fraction form
    439,605/941,418 = 941,418/x
  3. Step 3: Cross multiply
    439,605x = 941,418 × 941,418
  4. Step 4: Simplify right side
    439,605x = 886,267,850,724
  5. Step 5: Solve for x
    x = 886,267,850,724/439,605
  6. Step 6: Final answer
    x = 2,016,054.98

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.