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Finding the Fourth Proportional to 364,645.80, 547,292.70 and 214,698.60

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Solution

The fourth proportional to 364,645.80, 547,292.70 and 214,698.60 is: 322,238.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,645.80 : 547,292.70 = 214,698.60 : x
  2. Step 2: Convert to fraction form
    364,645.80/547,292.70 = 214,698.60/x
  3. Step 3: Cross multiply
    364,645.80x = 547,292.70 × 214,698.60
  4. Step 4: Simplify right side
    364,645.80x = 117,502,976,480.22
  5. Step 5: Solve for x
    x = 117,502,976,480.22/364,645.80
  6. Step 6: Final answer
    x = 322,238.67

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