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Finding the Third Proportional to 182,686 and 286,650

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Solution

The third proportional to 182,686 and 286,650 is: 449,778.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,686 : 286,650 = 286,650 : x
  2. Step 2: Convert to fraction form
    182,686/286,650 = 286,650/x
  3. Step 3: Cross multiply
    182,686x = 286,650 × 286,650
  4. Step 4: Simplify right side
    182,686x = 82,168,222,500
  5. Step 5: Solve for x
    x = 82,168,222,500/182,686
  6. Step 6: Final answer
    x = 449,778.43

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.