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Finding the Third Proportional to 444,534 and 666,855

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Solution

The third proportional to 444,534 and 666,855 is: 1,000,363.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,534 : 666,855 = 666,855 : x
  2. Step 2: Convert to fraction form
    444,534/666,855 = 666,855/x
  3. Step 3: Cross multiply
    444,534x = 666,855 × 666,855
  4. Step 4: Simplify right side
    444,534x = 444,695,591,025
  5. Step 5: Solve for x
    x = 444,695,591,025/444,534
  6. Step 6: Final answer
    x = 1,000,363.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.