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Finding the Third Proportional to 161,325 and 250,616.25

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Solution

The third proportional to 161,325 and 250,616.25 is: 389,329.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,325 : 250,616.25 = 250,616.25 : x
  2. Step 2: Convert to fraction form
    161,325/250,616.25 = 250,616.25/x
  3. Step 3: Cross multiply
    161,325x = 250,616.25 × 250,616.25
  4. Step 4: Simplify right side
    161,325x = 62,808,504,764.06
  5. Step 5: Solve for x
    x = 62,808,504,764.06/161,325
  6. Step 6: Final answer
    x = 389,329.02

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.