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Finding the Third Proportional to 182,818 and 276,171

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Solution

The third proportional to 182,818 and 276,171 is: 417,193.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,818 : 276,171 = 276,171 : x
  2. Step 2: Convert to fraction form
    182,818/276,171 = 276,171/x
  3. Step 3: Cross multiply
    182,818x = 276,171 × 276,171
  4. Step 4: Simplify right side
    182,818x = 76,270,421,241
  5. Step 5: Solve for x
    x = 76,270,421,241/182,818
  6. Step 6: Final answer
    x = 417,193.17

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.