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Finding the Third Proportional to 176,268.38 and 387,528.75

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Solution

The third proportional to 176,268.38 and 387,528.75 is: 851,987.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,268.38 : 387,528.75 = 387,528.75 : x
  2. Step 2: Convert to fraction form
    176,268.38/387,528.75 = 387,528.75/x
  3. Step 3: Cross multiply
    176,268.38x = 387,528.75 × 387,528.75
  4. Step 4: Simplify right side
    176,268.38x = 150,178,532,076.56
  5. Step 5: Solve for x
    x = 150,178,532,076.56/176,268.38
  6. Step 6: Final answer
    x = 851,987.95

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These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.