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Finding the Third Proportional to 627,692 and 805,938

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Solution

The third proportional to 627,692 and 805,938 is: 1,034,800.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,692 : 805,938 = 805,938 : x
  2. Step 2: Convert to fraction form
    627,692/805,938 = 805,938/x
  3. Step 3: Cross multiply
    627,692x = 805,938 × 805,938
  4. Step 4: Simplify right side
    627,692x = 649,536,059,844
  5. Step 5: Solve for x
    x = 649,536,059,844/627,692
  6. Step 6: Final answer
    x = 1,034,800.60

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Why These Related Problems?

These problems maintain the same ratio (1.28) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.