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Finding the Third Proportional to 5,347,412 and 11,135,440

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Solution

The third proportional to 5,347,412 and 11,135,440 is: 23,188,417.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,347,412 : 11,135,440 = 11,135,440 : x
  2. Step 2: Convert to fraction form
    5,347,412/11,135,440 = 11,135,440/x
  3. Step 3: Cross multiply
    5,347,412x = 11,135,440 × 11,135,440
  4. Step 4: Simplify right side
    5,347,412x = 123,998,023,993,600
  5. Step 5: Solve for x
    x = 123,998,023,993,600/5,347,412
  6. Step 6: Final answer
    x = 23,188,417.87

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.