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Finding the Fourth Proportional to 346.17, 519.01 and 172.83

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Solution

The fourth proportional to 346.17, 519.01 and 172.83 is: 259.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    346.17 : 519.01 = 172.83 : x
  2. Step 2: Convert to fraction form
    346.17/519.01 = 172.83/x
  3. Step 3: Cross multiply
    346.17x = 519.01 × 172.83
  4. Step 4: Simplify right side
    346.17x = 89,702.01
  5. Step 5: Solve for x
    x = 89,702.01/346.17
  6. Step 6: Final answer
    x = 259.12

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