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Finding the Third Proportional to 10,839,256 and 15,851,778

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Solution

The third proportional to 10,839,256 and 15,851,778 is: 23,182,298.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,839,256 : 15,851,778 = 15,851,778 : x
  2. Step 2: Convert to fraction form
    10,839,256/15,851,778 = 15,851,778/x
  3. Step 3: Cross multiply
    10,839,256x = 15,851,778 × 15,851,778
  4. Step 4: Simplify right side
    10,839,256x = 251,278,865,761,284
  5. Step 5: Solve for x
    x = 251,278,865,761,284/10,839,256
  6. Step 6: Final answer
    x = 23,182,298.28

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.