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Finding the Fourth Proportional to 565,515.54, 780,411.51 and 323,878.23

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Solution

The fourth proportional to 565,515.54, 780,411.51 and 323,878.23 is: 446,951.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,515.54 : 780,411.51 = 323,878.23 : x
  2. Step 2: Convert to fraction form
    565,515.54/780,411.51 = 323,878.23/x
  3. Step 3: Cross multiply
    565,515.54x = 780,411.51 × 323,878.23
  4. Step 4: Simplify right side
    565,515.54x = 252,758,298,530.43
  5. Step 5: Solve for x
    x = 252,758,298,530.43/565,515.54
  6. Step 6: Final answer
    x = 446,951.99

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