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Finding the Fourth Proportional to 308,048, 425,107.52 and 166,736

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Solution

The fourth proportional to 308,048, 425,107.52 and 166,736 is: 230,096.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,048 : 425,107.52 = 166,736 : x
  2. Step 2: Convert to fraction form
    308,048/425,107.52 = 166,736/x
  3. Step 3: Cross multiply
    308,048x = 425,107.52 × 166,736
  4. Step 4: Simplify right side
    308,048x = 70,880,727,454.72
  5. Step 5: Solve for x
    x = 70,880,727,454.72/308,048
  6. Step 6: Final answer
    x = 230,096.37

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.