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Finding the Third Proportional to 3,230,340 and 6,995,640

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Solution

The third proportional to 3,230,340 and 6,995,640 is: 15,149,791.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,230,340 : 6,995,640 = 6,995,640 : x
  2. Step 2: Convert to fraction form
    3,230,340/6,995,640 = 6,995,640/x
  3. Step 3: Cross multiply
    3,230,340x = 6,995,640 × 6,995,640
  4. Step 4: Simplify right side
    3,230,340x = 48,938,979,009,600
  5. Step 5: Solve for x
    x = 48,938,979,009,600/3,230,340
  6. Step 6: Final answer
    x = 15,149,791.98

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.