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Finding the Third Proportional to 861,048 and 1,893,192

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Solution

The third proportional to 861,048 and 1,893,192 is: 4,162,573.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    861,048 : 1,893,192 = 1,893,192 : x
  2. Step 2: Convert to fraction form
    861,048/1,893,192 = 1,893,192/x
  3. Step 3: Cross multiply
    861,048x = 1,893,192 × 1,893,192
  4. Step 4: Simplify right side
    861,048x = 3,584,175,948,864
  5. Step 5: Solve for x
    x = 3,584,175,948,864/861,048
  6. Step 6: Final answer
    x = 4,162,573.92

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.