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Finding the Third Proportional to 183,586 and 258,512

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Solution

The third proportional to 183,586 and 258,512 is: 364,017.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,586 : 258,512 = 258,512 : x
  2. Step 2: Convert to fraction form
    183,586/258,512 = 258,512/x
  3. Step 3: Cross multiply
    183,586x = 258,512 × 258,512
  4. Step 4: Simplify right side
    183,586x = 66,828,454,144
  5. Step 5: Solve for x
    x = 66,828,454,144/183,586
  6. Step 6: Final answer
    x = 364,017.16

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.