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Finding the Third Proportional to 3,255,256 and 7,070,942

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Solution

The third proportional to 3,255,256 and 7,070,942 is: 15,359,228.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,255,256 : 7,070,942 = 7,070,942 : x
  2. Step 2: Convert to fraction form
    3,255,256/7,070,942 = 7,070,942/x
  3. Step 3: Cross multiply
    3,255,256x = 7,070,942 × 7,070,942
  4. Step 4: Simplify right side
    3,255,256x = 49,998,220,767,364
  5. Step 5: Solve for x
    x = 49,998,220,767,364/3,255,256
  6. Step 6: Final answer
    x = 15,359,228.51

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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.