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Finding the Third Proportional to 3,857,689.50 and 8,296,026

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Solution

The third proportional to 3,857,689.50 and 8,296,026 is: 17,840,743.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,857,689.50 : 8,296,026 = 8,296,026 : x
  2. Step 2: Convert to fraction form
    3,857,689.50/8,296,026 = 8,296,026/x
  3. Step 3: Cross multiply
    3,857,689.50x = 8,296,026 × 8,296,026
  4. Step 4: Simplify right side
    3,857,689.50x = 68,824,047,392,676
  5. Step 5: Solve for x
    x = 68,824,047,392,676/3,857,689.50
  6. Step 6: Final answer
    x = 17,840,743.12

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.