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Finding the Third Proportional to 77,008 and 166,652

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Solution

The third proportional to 77,008 and 166,652 is: 360,649.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,008 : 166,652 = 166,652 : x
  2. Step 2: Convert to fraction form
    77,008/166,652 = 166,652/x
  3. Step 3: Cross multiply
    77,008x = 166,652 × 166,652
  4. Step 4: Simplify right side
    77,008x = 27,772,889,104
  5. Step 5: Solve for x
    x = 27,772,889,104/77,008
  6. Step 6: Final answer
    x = 360,649.40

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.