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Finding the Third Proportional to 999,576 and 2,176,632

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Solution

The third proportional to 999,576 and 2,176,632 is: 4,739,736.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    999,576 : 2,176,632 = 2,176,632 : x
  2. Step 2: Convert to fraction form
    999,576/2,176,632 = 2,176,632/x
  3. Step 3: Cross multiply
    999,576x = 2,176,632 × 2,176,632
  4. Step 4: Simplify right side
    999,576x = 4,737,726,863,424
  5. Step 5: Solve for x
    x = 4,737,726,863,424/999,576
  6. Step 6: Final answer
    x = 4,739,736.51

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Why These Related Problems?

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