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Finding the Fourth Proportional to 339,185.09, 468,054.44 and 186,222.42

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Solution

The fourth proportional to 339,185.09, 468,054.44 and 186,222.42 is: 256,975.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,185.09 : 468,054.44 = 186,222.42 : x
  2. Step 2: Convert to fraction form
    339,185.09/468,054.44 = 186,222.42/x
  3. Step 3: Cross multiply
    339,185.09x = 468,054.44 × 186,222.42
  4. Step 4: Simplify right side
    339,185.09x = 87,162,228,168.27
  5. Step 5: Solve for x
    x = 87,162,228,168.27/339,185.09
  6. Step 6: Final answer
    x = 256,975.41

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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.