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Finding the Third Proportional to 33,479,786 and 47,386,940

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Solution

The third proportional to 33,479,786 and 47,386,940 is: 67,070,980.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,479,786 : 47,386,940 = 47,386,940 : x
  2. Step 2: Convert to fraction form
    33,479,786/47,386,940 = 47,386,940/x
  3. Step 3: Cross multiply
    33,479,786x = 47,386,940 × 47,386,940
  4. Step 4: Simplify right side
    33,479,786x = 2,245,522,082,563,600
  5. Step 5: Solve for x
    x = 2,245,522,082,563,600/33,479,786
  6. Step 6: Final answer
    x = 67,070,980.76

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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.