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Finding the Third Proportional to 185,448 and 279,036

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Solution

The third proportional to 185,448 and 279,036 is: 419,854.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,448 : 279,036 = 279,036 : x
  2. Step 2: Convert to fraction form
    185,448/279,036 = 279,036/x
  3. Step 3: Cross multiply
    185,448x = 279,036 × 279,036
  4. Step 4: Simplify right side
    185,448x = 77,861,089,296
  5. Step 5: Solve for x
    x = 77,861,089,296/185,448
  6. Step 6: Final answer
    x = 419,854.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.