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Finding the Third Proportional to 445,998 and 961,980

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Solution

The third proportional to 445,998 and 961,980 is: 2,074,909.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,998 : 961,980 = 961,980 : x
  2. Step 2: Convert to fraction form
    445,998/961,980 = 961,980/x
  3. Step 3: Cross multiply
    445,998x = 961,980 × 961,980
  4. Step 4: Simplify right side
    445,998x = 925,405,520,400
  5. Step 5: Solve for x
    x = 925,405,520,400/445,998
  6. Step 6: Final answer
    x = 2,074,909.57

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.