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Finding the Third Proportional to 74,652 and 164,040

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Solution

The third proportional to 74,652 and 164,040 is: 360,460.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,652 : 164,040 = 164,040 : x
  2. Step 2: Convert to fraction form
    74,652/164,040 = 164,040/x
  3. Step 3: Cross multiply
    74,652x = 164,040 × 164,040
  4. Step 4: Simplify right side
    74,652x = 26,909,121,600
  5. Step 5: Solve for x
    x = 26,909,121,600/74,652
  6. Step 6: Final answer
    x = 360,460.83

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.