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Finding the Third Proportional to 182,988 and 285,162

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Solution

The third proportional to 182,988 and 285,162 is: 444,386.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,988 : 285,162 = 285,162 : x
  2. Step 2: Convert to fraction form
    182,988/285,162 = 285,162/x
  3. Step 3: Cross multiply
    182,988x = 285,162 × 285,162
  4. Step 4: Simplify right side
    182,988x = 81,317,366,244
  5. Step 5: Solve for x
    x = 81,317,366,244/182,988
  6. Step 6: Final answer
    x = 444,386.33

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.