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Finding the Third Proportional to 2,201,615.25 and 3,100,358.25

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Solution

The third proportional to 2,201,615.25 and 3,100,358.25 is: 4,365,985.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,201,615.25 : 3,100,358.25 = 3,100,358.25 : x
  2. Step 2: Convert to fraction form
    2,201,615.25/3,100,358.25 = 3,100,358.25/x
  3. Step 3: Cross multiply
    2,201,615.25x = 3,100,358.25 × 3,100,358.25
  4. Step 4: Simplify right side
    2,201,615.25x = 9,612,221,278,343.06
  5. Step 5: Solve for x
    x = 9,612,221,278,343.06/2,201,615.25
  6. Step 6: Final answer
    x = 4,365,985.96

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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.