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Finding the Third Proportional to 87,518.60 and 178,246.83

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Solution

The third proportional to 87,518.60 and 178,246.83 is: 363,030.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,518.60 : 178,246.83 = 178,246.83 : x
  2. Step 2: Convert to fraction form
    87,518.60/178,246.83 = 178,246.83/x
  3. Step 3: Cross multiply
    87,518.60x = 178,246.83 × 178,246.83
  4. Step 4: Simplify right side
    87,518.60x = 31,771,931,736.62
  5. Step 5: Solve for x
    x = 31,771,931,736.62/87,518.60
  6. Step 6: Final answer
    x = 363,030.61

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Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.