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Finding the Third Proportional to 403,435 and 950,990

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Solution

The third proportional to 403,435 and 950,990 is: 2,241,704.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,435 : 950,990 = 950,990 : x
  2. Step 2: Convert to fraction form
    403,435/950,990 = 950,990/x
  3. Step 3: Cross multiply
    403,435x = 950,990 × 950,990
  4. Step 4: Simplify right side
    403,435x = 904,381,980,100
  5. Step 5: Solve for x
    x = 904,381,980,100/403,435
  6. Step 6: Final answer
    x = 2,241,704.31

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.