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Finding the Fourth Proportional to 366,492.80, 549,739.20 and 324,713.60

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Solution

The fourth proportional to 366,492.80, 549,739.20 and 324,713.60 is: 487,070.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,492.80 : 549,739.20 = 324,713.60 : x
  2. Step 2: Convert to fraction form
    366,492.80/549,739.20 = 324,713.60/x
  3. Step 3: Cross multiply
    366,492.80x = 549,739.20 × 324,713.60
  4. Step 4: Simplify right side
    366,492.80x = 178,507,794,693.12
  5. Step 5: Solve for x
    x = 178,507,794,693.12/366,492.80
  6. Step 6: Final answer
    x = 487,070.40

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