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Finding the Fourth Proportional to 523,823.56, 785,785.98 and 208,209.64

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Solution

The fourth proportional to 523,823.56, 785,785.98 and 208,209.64 is: 312,334.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    523,823.56 : 785,785.98 = 208,209.64 : x
  2. Step 2: Convert to fraction form
    523,823.56/785,785.98 = 208,209.64/x
  3. Step 3: Cross multiply
    523,823.56x = 785,785.98 × 208,209.64
  4. Step 4: Simplify right side
    523,823.56x = 163,608,216,012.85
  5. Step 5: Solve for x
    x = 163,608,216,012.85/523,823.56
  6. Step 6: Final answer
    x = 312,334.59

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