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Finding the Third Proportional to 86,404 and 177,113

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Solution

The third proportional to 86,404 and 177,113 is: 363,050.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,404 : 177,113 = 177,113 : x
  2. Step 2: Convert to fraction form
    86,404/177,113 = 177,113/x
  3. Step 3: Cross multiply
    86,404x = 177,113 × 177,113
  4. Step 4: Simplify right side
    86,404x = 31,369,014,769
  5. Step 5: Solve for x
    x = 31,369,014,769/86,404
  6. Step 6: Final answer
    x = 363,050.49

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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.