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Finding the Third Proportional to 2,764,538.86 and 4,327,389.56

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Solution

The third proportional to 2,764,538.86 and 4,327,389.56 is: 6,773,751.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,764,538.86 : 4,327,389.56 = 4,327,389.56 : x
  2. Step 2: Convert to fraction form
    2,764,538.86/4,327,389.56 = 4,327,389.56/x
  3. Step 3: Cross multiply
    2,764,538.86x = 4,327,389.56 × 4,327,389.56
  4. Step 4: Simplify right side
    2,764,538.86x = 18,726,300,425,633.94
  5. Step 5: Solve for x
    x = 18,726,300,425,633.94/2,764,538.86
  6. Step 6: Final answer
    x = 6,773,751.93

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.