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Finding the Third Proportional to 8,317,236.94 and 18,202,279.50

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Solution

The third proportional to 8,317,236.94 and 18,202,279.50 is: 39,835,702.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,317,236.94 : 18,202,279.50 = 18,202,279.50 : x
  2. Step 2: Convert to fraction form
    8,317,236.94/18,202,279.50 = 18,202,279.50/x
  3. Step 3: Cross multiply
    8,317,236.94x = 18,202,279.50 × 18,202,279.50
  4. Step 4: Simplify right side
    8,317,236.94x = 331,322,978,996,120.25
  5. Step 5: Solve for x
    x = 331,322,978,996,120.25/8,317,236.94
  6. Step 6: Final answer
    x = 39,835,702.83

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.