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Finding the Third Proportional to 5,419,200 and 7,979,088

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Solution

The third proportional to 5,419,200 and 7,979,088 is: 11,748,199.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,419,200 : 7,979,088 = 7,979,088 : x
  2. Step 2: Convert to fraction form
    5,419,200/7,979,088 = 7,979,088/x
  3. Step 3: Cross multiply
    5,419,200x = 7,979,088 × 7,979,088
  4. Step 4: Simplify right side
    5,419,200x = 63,665,845,311,744
  5. Step 5: Solve for x
    x = 63,665,845,311,744/5,419,200
  6. Step 6: Final answer
    x = 11,748,199.98

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These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.