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Finding the Fourth Proportional to 363,779.10, 545,668.65 and 275,205.60

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Solution

The fourth proportional to 363,779.10, 545,668.65 and 275,205.60 is: 412,808.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,779.10 : 545,668.65 = 275,205.60 : x
  2. Step 2: Convert to fraction form
    363,779.10/545,668.65 = 275,205.60/x
  3. Step 3: Cross multiply
    363,779.10x = 545,668.65 × 275,205.60
  4. Step 4: Simplify right side
    363,779.10x = 150,171,068,224.44
  5. Step 5: Solve for x
    x = 150,171,068,224.44/363,779.10
  6. Step 6: Final answer
    x = 412,808.40

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