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Finding the Fourth Proportional to 365,096.28, 503,843.16 and 203,969.06

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Solution

The fourth proportional to 365,096.28, 503,843.16 and 203,969.06 is: 281,483.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,096.28 : 503,843.16 = 203,969.06 : x
  2. Step 2: Convert to fraction form
    365,096.28/503,843.16 = 203,969.06/x
  3. Step 3: Cross multiply
    365,096.28x = 503,843.16 × 203,969.06
  4. Step 4: Simplify right side
    365,096.28x = 102,768,415,732.63
  5. Step 5: Solve for x
    x = 102,768,415,732.63/365,096.28
  6. Step 6: Final answer
    x = 281,483.05

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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.