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Finding the Third Proportional to 171,150 and 381,652.50

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Solution

The third proportional to 171,150 and 381,652.50 is: 851,058.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,150 : 381,652.50 = 381,652.50 : x
  2. Step 2: Convert to fraction form
    171,150/381,652.50 = 381,652.50/x
  3. Step 3: Cross multiply
    171,150x = 381,652.50 × 381,652.50
  4. Step 4: Simplify right side
    171,150x = 145,658,630,756.25
  5. Step 5: Solve for x
    x = 145,658,630,756.25/171,150
  6. Step 6: Final answer
    x = 851,058.32

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Why These Related Problems?

These problems maintain the same ratio (2.23) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.