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Finding the Third Proportional to 1,078,629.96 and 2,396,690.57

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Solution

The third proportional to 1,078,629.96 and 2,396,690.57 is: 5,325,390.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,078,629.96 : 2,396,690.57 = 2,396,690.57 : x
  2. Step 2: Convert to fraction form
    1,078,629.96/2,396,690.57 = 2,396,690.57/x
  3. Step 3: Cross multiply
    1,078,629.96x = 2,396,690.57 × 2,396,690.57
  4. Step 4: Simplify right side
    1,078,629.96x = 5,744,125,696,993.36
  5. Step 5: Solve for x
    x = 5,744,125,696,993.36/1,078,629.96
  6. Step 6: Final answer
    x = 5,325,390.45

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.