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Finding the Third Proportional to 711,823 and 1,554,962

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Solution

The third proportional to 711,823 and 1,554,962 is: 3,396,780.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    711,823 : 1,554,962 = 1,554,962 : x
  2. Step 2: Convert to fraction form
    711,823/1,554,962 = 1,554,962/x
  3. Step 3: Cross multiply
    711,823x = 1,554,962 × 1,554,962
  4. Step 4: Simplify right side
    711,823x = 2,417,906,821,444
  5. Step 5: Solve for x
    x = 2,417,906,821,444/711,823
  6. Step 6: Final answer
    x = 3,396,780.97

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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.