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Finding the Fourth Proportional to 536,414.09, 805,324.76 and 359,712.05

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Solution

The fourth proportional to 536,414.09, 805,324.76 and 359,712.05 is: 540,039.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,414.09 : 805,324.76 = 359,712.05 : x
  2. Step 2: Convert to fraction form
    536,414.09/805,324.76 = 359,712.05/x
  3. Step 3: Cross multiply
    536,414.09x = 805,324.76 × 359,712.05
  4. Step 4: Simplify right side
    536,414.09x = 289,685,020,335.36
  5. Step 5: Solve for x
    x = 289,685,020,335.36/536,414.09
  6. Step 6: Final answer
    x = 540,039.92

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