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Finding the Third Proportional to 708,815 and 1,062,939

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Solution

The third proportional to 708,815 and 1,062,939 is: 1,593,983.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,815 : 1,062,939 = 1,062,939 : x
  2. Step 2: Convert to fraction form
    708,815/1,062,939 = 1,062,939/x
  3. Step 3: Cross multiply
    708,815x = 1,062,939 × 1,062,939
  4. Step 4: Simplify right side
    708,815x = 1,129,839,317,721
  5. Step 5: Solve for x
    x = 1,129,839,317,721/708,815
  6. Step 6: Final answer
    x = 1,593,983.36

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.