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Finding the Fourth Proportional to 361,696.09, 542,433.33 and 250,093.48

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Solution

The fourth proportional to 361,696.09, 542,433.33 and 250,093.48 is: 375,063.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,696.09 : 542,433.33 = 250,093.48 : x
  2. Step 2: Convert to fraction form
    361,696.09/542,433.33 = 250,093.48/x
  3. Step 3: Cross multiply
    361,696.09x = 542,433.33 × 250,093.48
  4. Step 4: Simplify right side
    361,696.09x = 135,659,039,924.94
  5. Step 5: Solve for x
    x = 135,659,039,924.94/361,696.09
  6. Step 6: Final answer
    x = 375,063.60

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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.