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Finding the Third Proportional to 33,479,790 and 47,386,946

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Solution

The third proportional to 33,479,790 and 47,386,946 is: 67,070,989.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,479,790 : 47,386,946 = 47,386,946 : x
  2. Step 2: Convert to fraction form
    33,479,790/47,386,946 = 47,386,946/x
  3. Step 3: Cross multiply
    33,479,790x = 47,386,946 × 47,386,946
  4. Step 4: Simplify right side
    33,479,790x = 2,245,522,651,206,916
  5. Step 5: Solve for x
    x = 2,245,522,651,206,916/33,479,790
  6. Step 6: Final answer
    x = 67,070,989.73

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Why These Related Problems?

These problems maintain the same ratio (1.42) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.