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Finding the Third Proportional to 492,615 and 1,058,899

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Solution

The third proportional to 492,615 and 1,058,899 is: 2,276,152.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,615 : 1,058,899 = 1,058,899 : x
  2. Step 2: Convert to fraction form
    492,615/1,058,899 = 1,058,899/x
  3. Step 3: Cross multiply
    492,615x = 1,058,899 × 1,058,899
  4. Step 4: Simplify right side
    492,615x = 1,121,267,092,201
  5. Step 5: Solve for x
    x = 1,121,267,092,201/492,615
  6. Step 6: Final answer
    x = 2,276,152.96

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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.