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Finding the Third Proportional to 3,674,290.50 and 7,979,517

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Solution

The third proportional to 3,674,290.50 and 7,979,517 is: 17,329,248.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,674,290.50 : 7,979,517 = 7,979,517 : x
  2. Step 2: Convert to fraction form
    3,674,290.50/7,979,517 = 7,979,517/x
  3. Step 3: Cross multiply
    3,674,290.50x = 7,979,517 × 7,979,517
  4. Step 4: Simplify right side
    3,674,290.50x = 63,672,691,553,289
  5. Step 5: Solve for x
    x = 63,672,691,553,289/3,674,290.50
  6. Step 6: Final answer
    x = 17,329,248.07

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.