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Finding the Third Proportional to 85,175 and 179,178

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Solution

The third proportional to 85,175 and 179,178 is: 376,926.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,175 : 179,178 = 179,178 : x
  2. Step 2: Convert to fraction form
    85,175/179,178 = 179,178/x
  3. Step 3: Cross multiply
    85,175x = 179,178 × 179,178
  4. Step 4: Simplify right side
    85,175x = 32,104,755,684
  5. Step 5: Solve for x
    x = 32,104,755,684/85,175
  6. Step 6: Final answer
    x = 376,926.98

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Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.