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Finding the Third Proportional to 747,999.75 and 1,622,814.75

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Solution

The third proportional to 747,999.75 and 1,622,814.75 is: 3,520,760.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,999.75 : 1,622,814.75 = 1,622,814.75 : x
  2. Step 2: Convert to fraction form
    747,999.75/1,622,814.75 = 1,622,814.75/x
  3. Step 3: Cross multiply
    747,999.75x = 1,622,814.75 × 1,622,814.75
  4. Step 4: Simplify right side
    747,999.75x = 2,633,527,712,817.56
  5. Step 5: Solve for x
    x = 2,633,527,712,817.56/747,999.75
  6. Step 6: Final answer
    x = 3,520,760.15

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.