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Finding the Third Proportional to 171,099 and 255,184.50

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Solution

The third proportional to 171,099 and 255,184.50 is: 380,593.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,099 : 255,184.50 = 255,184.50 : x
  2. Step 2: Convert to fraction form
    171,099/255,184.50 = 255,184.50/x
  3. Step 3: Cross multiply
    171,099x = 255,184.50 × 255,184.50
  4. Step 4: Simplify right side
    171,099x = 65,119,129,040.25
  5. Step 5: Solve for x
    x = 65,119,129,040.25/171,099
  6. Step 6: Final answer
    x = 380,593.28

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.