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Finding the Third Proportional to 999,606 and 2,176,692

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Solution

The third proportional to 999,606 and 2,176,692 is: 4,739,855.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    999,606 : 2,176,692 = 2,176,692 : x
  2. Step 2: Convert to fraction form
    999,606/2,176,692 = 2,176,692/x
  3. Step 3: Cross multiply
    999,606x = 2,176,692 × 2,176,692
  4. Step 4: Simplify right side
    999,606x = 4,737,988,062,864
  5. Step 5: Solve for x
    x = 4,737,988,062,864/999,606
  6. Step 6: Final answer
    x = 4,739,855.57

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These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.