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Finding the Fourth Proportional to 346,463.80, 519,695.70 and 196,646.20

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Solution

The fourth proportional to 346,463.80, 519,695.70 and 196,646.20 is: 294,969.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,463.80 : 519,695.70 = 196,646.20 : x
  2. Step 2: Convert to fraction form
    346,463.80/519,695.70 = 196,646.20/x
  3. Step 3: Cross multiply
    346,463.80x = 519,695.70 × 196,646.20
  4. Step 4: Simplify right side
    346,463.80x = 102,196,184,561.34
  5. Step 5: Solve for x
    x = 102,196,184,561.34/346,463.80
  6. Step 6: Final answer
    x = 294,969.30

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