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Finding the Third Proportional to 1,426,821 and 2,971,740

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Solution

The third proportional to 1,426,821 and 2,971,740 is: 6,189,450.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,426,821 : 2,971,740 = 2,971,740 : x
  2. Step 2: Convert to fraction form
    1,426,821/2,971,740 = 2,971,740/x
  3. Step 3: Cross multiply
    1,426,821x = 2,971,740 × 2,971,740
  4. Step 4: Simplify right side
    1,426,821x = 8,831,238,627,600
  5. Step 5: Solve for x
    x = 8,831,238,627,600/1,426,821
  6. Step 6: Final answer
    x = 6,189,450.97

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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.