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Finding the Third Proportional to 2,201,620 and 3,100,365

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Solution

The third proportional to 2,201,620 and 3,100,365 is: 4,365,995.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,201,620 : 3,100,365 = 3,100,365 : x
  2. Step 2: Convert to fraction form
    2,201,620/3,100,365 = 3,100,365/x
  3. Step 3: Cross multiply
    2,201,620x = 3,100,365 × 3,100,365
  4. Step 4: Simplify right side
    2,201,620x = 9,612,263,133,225
  5. Step 5: Solve for x
    x = 9,612,263,133,225/2,201,620
  6. Step 6: Final answer
    x = 4,365,995.55

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.