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Finding the Third Proportional to 818,545.50 and 1,677,672

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Solution

The third proportional to 818,545.50 and 1,677,672 is: 3,438,517.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    818,545.50 : 1,677,672 = 1,677,672 : x
  2. Step 2: Convert to fraction form
    818,545.50/1,677,672 = 1,677,672/x
  3. Step 3: Cross multiply
    818,545.50x = 1,677,672 × 1,677,672
  4. Step 4: Simplify right side
    818,545.50x = 2,814,583,339,584
  5. Step 5: Solve for x
    x = 2,814,583,339,584/818,545.50
  6. Step 6: Final answer
    x = 3,438,517.88

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Why These Related Problems?

These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.