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Finding the Third Proportional to 55,652 and 86,304

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Solution

The third proportional to 55,652 and 86,304 is: 133,838.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,652 : 86,304 = 86,304 : x
  2. Step 2: Convert to fraction form
    55,652/86,304 = 86,304/x
  3. Step 3: Cross multiply
    55,652x = 86,304 × 86,304
  4. Step 4: Simplify right side
    55,652x = 7,448,380,416
  5. Step 5: Solve for x
    x = 7,448,380,416/55,652
  6. Step 6: Final answer
    x = 133,838.50

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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.