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Finding the Third Proportional to 492,625 and 1,058,920

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Solution

The third proportional to 492,625 and 1,058,920 is: 2,276,197.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,625 : 1,058,920 = 1,058,920 : x
  2. Step 2: Convert to fraction form
    492,625/1,058,920 = 1,058,920/x
  3. Step 3: Cross multiply
    492,625x = 1,058,920 × 1,058,920
  4. Step 4: Simplify right side
    492,625x = 1,121,311,566,400
  5. Step 5: Solve for x
    x = 1,121,311,566,400/492,625
  6. Step 6: Final answer
    x = 2,276,197.04

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.