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Finding the Fourth Proportional to 252,243.89, 348,121.08 and 188,470.97

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Solution

The fourth proportional to 252,243.89, 348,121.08 and 188,470.97 is: 260,108.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,243.89 : 348,121.08 = 188,470.97 : x
  2. Step 2: Convert to fraction form
    252,243.89/348,121.08 = 188,470.97/x
  3. Step 3: Cross multiply
    252,243.89x = 348,121.08 × 188,470.97
  4. Step 4: Simplify right side
    252,243.89x = 65,610,715,884.44
  5. Step 5: Solve for x
    x = 65,610,715,884.44/252,243.89
  6. Step 6: Final answer
    x = 260,108.25

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Why These Related Problems?

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