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Finding the Third Proportional to 90,790.88 and 185,270.63

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Solution

The third proportional to 90,790.88 and 185,270.63 is: 378,068.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,790.88 : 185,270.63 = 185,270.63 : x
  2. Step 2: Convert to fraction form
    90,790.88/185,270.63 = 185,270.63/x
  3. Step 3: Cross multiply
    90,790.88x = 185,270.63 × 185,270.63
  4. Step 4: Simplify right side
    90,790.88x = 34,325,204,487.89
  5. Step 5: Solve for x
    x = 34,325,204,487.89/90,790.88
  6. Step 6: Final answer
    x = 378,068.88

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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.