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Finding the Third Proportional to 867,285 and 1,334,745

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Solution

The third proportional to 867,285 and 1,334,745 is: 2,054,162.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    867,285 : 1,334,745 = 1,334,745 : x
  2. Step 2: Convert to fraction form
    867,285/1,334,745 = 1,334,745/x
  3. Step 3: Cross multiply
    867,285x = 1,334,745 × 1,334,745
  4. Step 4: Simplify right side
    867,285x = 1,781,544,215,025
  5. Step 5: Solve for x
    x = 1,781,544,215,025/867,285
  6. Step 6: Final answer
    x = 2,054,162.37

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.