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Finding the Third Proportional to 185,664 and 381,160

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Solution

The third proportional to 185,664 and 381,160 is: 782,504.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,664 : 381,160 = 381,160 : x
  2. Step 2: Convert to fraction form
    185,664/381,160 = 381,160/x
  3. Step 3: Cross multiply
    185,664x = 381,160 × 381,160
  4. Step 4: Simplify right side
    185,664x = 145,282,945,600
  5. Step 5: Solve for x
    x = 145,282,945,600/185,664
  6. Step 6: Final answer
    x = 782,504.66

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Why These Related Problems?

These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.