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Finding the Third Proportional to 435,996 and 938,778

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Solution

The third proportional to 435,996 and 938,778 is: 2,021,358.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,996 : 938,778 = 938,778 : x
  2. Step 2: Convert to fraction form
    435,996/938,778 = 938,778/x
  3. Step 3: Cross multiply
    435,996x = 938,778 × 938,778
  4. Step 4: Simplify right side
    435,996x = 881,304,133,284
  5. Step 5: Solve for x
    x = 881,304,133,284/435,996
  6. Step 6: Final answer
    x = 2,021,358.30

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.