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Finding the Third Proportional to 440,888 and 939,456

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Solution

The third proportional to 440,888 and 939,456 is: 2,001,818.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,888 : 939,456 = 939,456 : x
  2. Step 2: Convert to fraction form
    440,888/939,456 = 939,456/x
  3. Step 3: Cross multiply
    440,888x = 939,456 × 939,456
  4. Step 4: Simplify right side
    440,888x = 882,577,575,936
  5. Step 5: Solve for x
    x = 882,577,575,936/440,888
  6. Step 6: Final answer
    x = 2,001,818.09

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.