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Finding the Fourth Proportional to 263,935.98, 364,532.45 and 178,905.42

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Solution

The fourth proportional to 263,935.98, 364,532.45 and 178,905.42 is: 247,093.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,935.98 : 364,532.45 = 178,905.42 : x
  2. Step 2: Convert to fraction form
    263,935.98/364,532.45 = 178,905.42/x
  3. Step 3: Cross multiply
    263,935.98x = 364,532.45 × 178,905.42
  4. Step 4: Simplify right side
    263,935.98x = 65,216,831,070.88
  5. Step 5: Solve for x
    x = 65,216,831,070.88/263,935.98
  6. Step 6: Final answer
    x = 247,093.37

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