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Finding the Third Proportional to 117,612 and 182,160

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Solution

The third proportional to 117,612 and 182,160 is: 282,133.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,612 : 182,160 = 182,160 : x
  2. Step 2: Convert to fraction form
    117,612/182,160 = 182,160/x
  3. Step 3: Cross multiply
    117,612x = 182,160 × 182,160
  4. Step 4: Simplify right side
    117,612x = 33,182,265,600
  5. Step 5: Solve for x
    x = 33,182,265,600/117,612
  6. Step 6: Final answer
    x = 282,133.33

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.