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Finding the Third Proportional to 3,645,937.50 and 7,857,108

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Solution

The third proportional to 3,645,937.50 and 7,857,108 is: 16,932,310.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,645,937.50 : 7,857,108 = 7,857,108 : x
  2. Step 2: Convert to fraction form
    3,645,937.50/7,857,108 = 7,857,108/x
  3. Step 3: Cross multiply
    3,645,937.50x = 7,857,108 × 7,857,108
  4. Step 4: Simplify right side
    3,645,937.50x = 61,734,146,123,664
  5. Step 5: Solve for x
    x = 61,734,146,123,664/3,645,937.50
  6. Step 6: Final answer
    x = 16,932,310.59

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.