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Finding the Third Proportional to 176,023.13 and 378,577.13

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Solution

The third proportional to 176,023.13 and 378,577.13 is: 814,214.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,023.13 : 378,577.13 = 378,577.13 : x
  2. Step 2: Convert to fraction form
    176,023.13/378,577.13 = 378,577.13/x
  3. Step 3: Cross multiply
    176,023.13x = 378,577.13 × 378,577.13
  4. Step 4: Simplify right side
    176,023.13x = 143,320,639,573.27
  5. Step 5: Solve for x
    x = 143,320,639,573.27/176,023.13
  6. Step 6: Final answer
    x = 814,214.83

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.