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Finding the Third Proportional to 12,397,546.28 and 28,950,359.11

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Solution

The third proportional to 12,397,546.28 and 28,950,359.11 is: 67,603,965.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,397,546.28 : 28,950,359.11 = 28,950,359.11 : x
  2. Step 2: Convert to fraction form
    12,397,546.28/28,950,359.11 = 28,950,359.11/x
  3. Step 3: Cross multiply
    12,397,546.28x = 28,950,359.11 × 28,950,359.11
  4. Step 4: Simplify right side
    12,397,546.28x = 838,123,292,392,180.88
  5. Step 5: Solve for x
    x = 838,123,292,392,180.88/12,397,546.28
  6. Step 6: Final answer
    x = 67,603,965.60

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Why These Related Problems?

These problems maintain the same ratio (2.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.