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Finding the Fourth Proportional to 353,643.20, 530,464.80 and 241,668.80

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Solution

The fourth proportional to 353,643.20, 530,464.80 and 241,668.80 is: 362,503.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,643.20 : 530,464.80 = 241,668.80 : x
  2. Step 2: Convert to fraction form
    353,643.20/530,464.80 = 241,668.80/x
  3. Step 3: Cross multiply
    353,643.20x = 530,464.80 × 241,668.80
  4. Step 4: Simplify right side
    353,643.20x = 128,196,791,658.24
  5. Step 5: Solve for x
    x = 128,196,791,658.24/353,643.20
  6. Step 6: Final answer
    x = 362,503.20

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