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Finding the Third Proportional to 3,257,218.50 and 7,156,875

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Solution

The third proportional to 3,257,218.50 and 7,156,875 is: 15,725,337.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,257,218.50 : 7,156,875 = 7,156,875 : x
  2. Step 2: Convert to fraction form
    3,257,218.50/7,156,875 = 7,156,875/x
  3. Step 3: Cross multiply
    3,257,218.50x = 7,156,875 × 7,156,875
  4. Step 4: Simplify right side
    3,257,218.50x = 51,220,859,765,625
  5. Step 5: Solve for x
    x = 51,220,859,765,625/3,257,218.50
  6. Step 6: Final answer
    x = 15,725,337.36

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.