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Finding the Third Proportional to 28,226 and 34,178

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Solution

The third proportional to 28,226 and 34,178 is: 41,385.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,226 : 34,178 = 34,178 : x
  2. Step 2: Convert to fraction form
    28,226/34,178 = 34,178/x
  3. Step 3: Cross multiply
    28,226x = 34,178 × 34,178
  4. Step 4: Simplify right side
    28,226x = 1,168,135,684
  5. Step 5: Solve for x
    x = 1,168,135,684/28,226
  6. Step 6: Final answer
    x = 41,385.09

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Why These Related Problems?

These problems maintain the same ratio (1.21) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.