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Finding the Fourth Proportional to 395,215.20, 592,822.80 and 368,776.80

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Solution

The fourth proportional to 395,215.20, 592,822.80 and 368,776.80 is: 553,165.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,215.20 : 592,822.80 = 368,776.80 : x
  2. Step 2: Convert to fraction form
    395,215.20/592,822.80 = 368,776.80/x
  3. Step 3: Cross multiply
    395,215.20x = 592,822.80 × 368,776.80
  4. Step 4: Simplify right side
    395,215.20x = 218,619,295,151.04
  5. Step 5: Solve for x
    x = 218,619,295,151.04/395,215.20
  6. Step 6: Final answer
    x = 553,165.20

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