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Finding the Third Proportional to 3,281,241.50 and 5,135,581

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Solution

The third proportional to 3,281,241.50 and 5,135,581 is: 8,037,869.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,281,241.50 : 5,135,581 = 5,135,581 : x
  2. Step 2: Convert to fraction form
    3,281,241.50/5,135,581 = 5,135,581/x
  3. Step 3: Cross multiply
    3,281,241.50x = 5,135,581 × 5,135,581
  4. Step 4: Simplify right side
    3,281,241.50x = 26,374,192,207,561
  5. Step 5: Solve for x
    x = 26,374,192,207,561/3,281,241.50
  6. Step 6: Final answer
    x = 8,037,869.88

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.