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Finding the Fourth Proportional to 271,912.41, 375,249.75 and 186,051.45

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Solution

The fourth proportional to 271,912.41, 375,249.75 and 186,051.45 is: 256,758.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,912.41 : 375,249.75 = 186,051.45 : x
  2. Step 2: Convert to fraction form
    271,912.41/375,249.75 = 186,051.45/x
  3. Step 3: Cross multiply
    271,912.41x = 375,249.75 × 186,051.45
  4. Step 4: Simplify right side
    271,912.41x = 69,815,760,099.64
  5. Step 5: Solve for x
    x = 69,815,760,099.64/271,912.41
  6. Step 6: Final answer
    x = 256,758.27

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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.