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Finding the Fourth Proportional to 365,734.85, 503,592.59 and 320,157.77

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Solution

The fourth proportional to 365,734.85, 503,592.59 and 320,157.77 is: 440,835.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,734.85 : 503,592.59 = 320,157.77 : x
  2. Step 2: Convert to fraction form
    365,734.85/503,592.59 = 320,157.77/x
  3. Step 3: Cross multiply
    365,734.85x = 503,592.59 × 320,157.77
  4. Step 4: Simplify right side
    365,734.85x = 161,229,078,885.36
  5. Step 5: Solve for x
    x = 161,229,078,885.36/365,734.85
  6. Step 6: Final answer
    x = 440,835.98

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