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Finding the Third Proportional to 1,722,274.50 and 3,707,808

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Solution

The third proportional to 1,722,274.50 and 3,707,808 is: 7,982,374.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,722,274.50 : 3,707,808 = 3,707,808 : x
  2. Step 2: Convert to fraction form
    1,722,274.50/3,707,808 = 3,707,808/x
  3. Step 3: Cross multiply
    1,722,274.50x = 3,707,808 × 3,707,808
  4. Step 4: Simplify right side
    1,722,274.50x = 13,747,840,164,864
  5. Step 5: Solve for x
    x = 13,747,840,164,864/1,722,274.50
  6. Step 6: Final answer
    x = 7,982,374.57

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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.