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Finding the Third Proportional to 3,508,946 and 5,289,339

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Solution

The third proportional to 3,508,946 and 5,289,339 is: 7,973,079.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,508,946 : 5,289,339 = 5,289,339 : x
  2. Step 2: Convert to fraction form
    3,508,946/5,289,339 = 5,289,339/x
  3. Step 3: Cross multiply
    3,508,946x = 5,289,339 × 5,289,339
  4. Step 4: Simplify right side
    3,508,946x = 27,977,107,056,921
  5. Step 5: Solve for x
    x = 27,977,107,056,921/3,508,946
  6. Step 6: Final answer
    x = 7,973,079.97

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.