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Finding the Third Proportional to 1,438,891.50 and 3,108,327

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Solution

The third proportional to 1,438,891.50 and 3,108,327 is: 6,714,680.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,438,891.50 : 3,108,327 = 3,108,327 : x
  2. Step 2: Convert to fraction form
    1,438,891.50/3,108,327 = 3,108,327/x
  3. Step 3: Cross multiply
    1,438,891.50x = 3,108,327 × 3,108,327
  4. Step 4: Simplify right side
    1,438,891.50x = 9,661,696,738,929
  5. Step 5: Solve for x
    x = 9,661,696,738,929/1,438,891.50
  6. Step 6: Final answer
    x = 6,714,680.53

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.