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Finding the Fourth Proportional to 364,795.94, 503,366.33 and 203,647.45

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Solution

The fourth proportional to 364,795.94, 503,366.33 and 203,647.45 is: 281,004.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,795.94 : 503,366.33 = 203,647.45 : x
  2. Step 2: Convert to fraction form
    364,795.94/503,366.33 = 203,647.45/x
  3. Step 3: Cross multiply
    364,795.94x = 503,366.33 × 203,647.45
  4. Step 4: Simplify right side
    364,795.94x = 102,509,268,771.06
  5. Step 5: Solve for x
    x = 102,509,268,771.06/364,795.94
  6. Step 6: Final answer
    x = 281,004.42

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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.