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Finding the Third Proportional to 874,984 and 1,251,212

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Solution

The third proportional to 874,984 and 1,251,212 is: 1,789,211.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    874,984 : 1,251,212 = 1,251,212 : x
  2. Step 2: Convert to fraction form
    874,984/1,251,212 = 1,251,212/x
  3. Step 3: Cross multiply
    874,984x = 1,251,212 × 1,251,212
  4. Step 4: Simplify right side
    874,984x = 1,565,531,468,944
  5. Step 5: Solve for x
    x = 1,565,531,468,944/874,984
  6. Step 6: Final answer
    x = 1,789,211.54

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.