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Finding the Third Proportional to 28,797,849.91 and 63,465,618.76

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Solution

The third proportional to 28,797,849.91 and 63,465,618.76 is: 139,867,551.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,797,849.91 : 63,465,618.76 = 63,465,618.76 : x
  2. Step 2: Convert to fraction form
    28,797,849.91/63,465,618.76 = 63,465,618.76/x
  3. Step 3: Cross multiply
    28,797,849.91x = 63,465,618.76 × 63,465,618.76
  4. Step 4: Simplify right side
    28,797,849.91x = 4,027,884,764,807,986
  5. Step 5: Solve for x
    x = 4,027,884,764,807,986/28,797,849.91
  6. Step 6: Final answer
    x = 139,867,551.83

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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.