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Finding the Fourth Proportional to 334.88, 502.59 and 172.61

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Solution

The fourth proportional to 334.88, 502.59 and 172.61 is: 259.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    334.88 : 502.59 = 172.61 : x
  2. Step 2: Convert to fraction form
    334.88/502.59 = 172.61/x
  3. Step 3: Cross multiply
    334.88x = 502.59 × 172.61
  4. Step 4: Simplify right side
    334.88x = 86,748.68
  5. Step 5: Solve for x
    x = 86,748.68/334.88
  6. Step 6: Final answer
    x = 259.05

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