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Finding the Third Proportional to 110,350 and 171,178

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Solution

The third proportional to 110,350 and 171,178 is: 265,536.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,350 : 171,178 = 171,178 : x
  2. Step 2: Convert to fraction form
    110,350/171,178 = 171,178/x
  3. Step 3: Cross multiply
    110,350x = 171,178 × 171,178
  4. Step 4: Simplify right side
    110,350x = 29,301,907,684
  5. Step 5: Solve for x
    x = 29,301,907,684/110,350
  6. Step 6: Final answer
    x = 265,536.09

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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.