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Finding the Fourth Proportional to 346.46, 519.98 and 293

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Solution

The fourth proportional to 346.46, 519.98 and 293 is: 439.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    346.46 : 519.98 = 293 : x
  2. Step 2: Convert to fraction form
    346.46/519.98 = 293/x
  3. Step 3: Cross multiply
    346.46x = 519.98 × 293
  4. Step 4: Simplify right side
    346.46x = 152,354.14
  5. Step 5: Solve for x
    x = 152,354.14/346.46
  6. Step 6: Final answer
    x = 439.75

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