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Finding the Fourth Proportional to 263,586.44, 395,599.98 and 238,785.88

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Solution

The fourth proportional to 263,586.44, 395,599.98 and 238,785.88 is: 358,378.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,586.44 : 395,599.98 = 238,785.88 : x
  2. Step 2: Convert to fraction form
    263,586.44/395,599.98 = 238,785.88/x
  3. Step 3: Cross multiply
    263,586.44x = 395,599.98 × 238,785.88
  4. Step 4: Simplify right side
    263,586.44x = 94,463,689,352.28
  5. Step 5: Solve for x
    x = 94,463,689,352.28/263,586.44
  6. Step 6: Final answer
    x = 358,378.41

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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.