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Finding the Third Proportional to 765,452 and 1,677,433

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Solution

The third proportional to 765,452 and 1,677,433 is: 3,675,973.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    765,452 : 1,677,433 = 1,677,433 : x
  2. Step 2: Convert to fraction form
    765,452/1,677,433 = 1,677,433/x
  3. Step 3: Cross multiply
    765,452x = 1,677,433 × 1,677,433
  4. Step 4: Simplify right side
    765,452x = 2,813,781,469,489
  5. Step 5: Solve for x
    x = 2,813,781,469,489/765,452
  6. Step 6: Final answer
    x = 3,675,973.76

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.