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Finding the Fourth Proportional to 341,111.58, 511,668.81 and 222,838.62

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Solution

The fourth proportional to 341,111.58, 511,668.81 and 222,838.62 is: 334,258.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,111.58 : 511,668.81 = 222,838.62 : x
  2. Step 2: Convert to fraction form
    341,111.58/511,668.81 = 222,838.62/x
  3. Step 3: Cross multiply
    341,111.58x = 511,668.81 × 222,838.62
  4. Step 4: Simplify right side
    341,111.58x = 114,019,571,517.44
  5. Step 5: Solve for x
    x = 114,019,571,517.44/341,111.58
  6. Step 6: Final answer
    x = 334,258.87

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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.