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Finding the Fourth Proportional to 579,821.76, 800,241.50 and 353,598.48

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Solution

The fourth proportional to 579,821.76, 800,241.50 and 353,598.48 is: 488,019.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,821.76 : 800,241.50 = 353,598.48 : x
  2. Step 2: Convert to fraction form
    579,821.76/800,241.50 = 353,598.48/x
  3. Step 3: Cross multiply
    579,821.76x = 800,241.50 × 353,598.48
  4. Step 4: Simplify right side
    579,821.76x = 282,964,178,032.92
  5. Step 5: Solve for x
    x = 282,964,178,032.92/579,821.76
  6. Step 6: Final answer
    x = 488,019.25

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