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Finding the Third Proportional to 427,163.50 and 939,593

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Solution

The third proportional to 427,163.50 and 939,593 is: 2,066,737.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,163.50 : 939,593 = 939,593 : x
  2. Step 2: Convert to fraction form
    427,163.50/939,593 = 939,593/x
  3. Step 3: Cross multiply
    427,163.50x = 939,593 × 939,593
  4. Step 4: Simplify right side
    427,163.50x = 882,835,005,649
  5. Step 5: Solve for x
    x = 882,835,005,649/427,163.50
  6. Step 6: Final answer
    x = 2,066,737.93

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.