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Finding the Third Proportional to 179,025.19 and 389,670.75

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Solution

The third proportional to 179,025.19 and 389,670.75 is: 848,167.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,025.19 : 389,670.75 = 389,670.75 : x
  2. Step 2: Convert to fraction form
    179,025.19/389,670.75 = 389,670.75/x
  3. Step 3: Cross multiply
    179,025.19x = 389,670.75 × 389,670.75
  4. Step 4: Simplify right side
    179,025.19x = 151,843,293,405.56
  5. Step 5: Solve for x
    x = 151,843,293,405.56/179,025.19
  6. Step 6: Final answer
    x = 848,167.21

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.