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Finding the Third Proportional to 8,761,743 and 19,175,211

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Solution

The third proportional to 8,761,743 and 19,175,211 is: 41,965,247.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,761,743 : 19,175,211 = 19,175,211 : x
  2. Step 2: Convert to fraction form
    8,761,743/19,175,211 = 19,175,211/x
  3. Step 3: Cross multiply
    8,761,743x = 19,175,211 × 19,175,211
  4. Step 4: Simplify right side
    8,761,743x = 367,688,716,894,521
  5. Step 5: Solve for x
    x = 367,688,716,894,521/8,761,743
  6. Step 6: Final answer
    x = 41,965,247.88

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.