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Finding the Third Proportional to 3,237,397.88 and 7,150,077.56

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Solution

The third proportional to 3,237,397.88 and 7,150,077.56 is: 15,791,574.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,237,397.88 : 7,150,077.56 = 7,150,077.56 : x
  2. Step 2: Convert to fraction form
    3,237,397.88/7,150,077.56 = 7,150,077.56/x
  3. Step 3: Cross multiply
    3,237,397.88x = 7,150,077.56 × 7,150,077.56
  4. Step 4: Simplify right side
    3,237,397.88x = 51,123,609,149,765.94
  5. Step 5: Solve for x
    x = 51,123,609,149,765.94/3,237,397.88
  6. Step 6: Final answer
    x = 15,791,574.32

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Why These Related Problems?

These problems maintain the same ratio (2.21) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.