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Finding the Third Proportional to 1,396,600 and 2,999,886

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Solution

The third proportional to 1,396,600 and 2,999,886 is: 6,443,731.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,396,600 : 2,999,886 = 2,999,886 : x
  2. Step 2: Convert to fraction form
    1,396,600/2,999,886 = 2,999,886/x
  3. Step 3: Cross multiply
    1,396,600x = 2,999,886 × 2,999,886
  4. Step 4: Simplify right side
    1,396,600x = 8,999,316,012,996
  5. Step 5: Solve for x
    x = 8,999,316,012,996/1,396,600
  6. Step 6: Final answer
    x = 6,443,731.93

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These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.