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Finding the Fourth Proportional to 488,026.87, 731,086.90 and 336,197.13

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Solution

The fourth proportional to 488,026.87, 731,086.90 and 336,197.13 is: 503,638.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,026.87 : 731,086.90 = 336,197.13 : x
  2. Step 2: Convert to fraction form
    488,026.87/731,086.90 = 336,197.13/x
  3. Step 3: Cross multiply
    488,026.87x = 731,086.90 × 336,197.13
  4. Step 4: Simplify right side
    488,026.87x = 245,789,318,090.89
  5. Step 5: Solve for x
    x = 245,789,318,090.89/488,026.87
  6. Step 6: Final answer
    x = 503,638.90

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