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Finding the Fourth Proportional to 423, 633.15 and 341.01

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Solution

The fourth proportional to 423, 633.15 and 341.01 is: 510.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    423 : 633.15 = 341.01 : x
  2. Step 2: Convert to fraction form
    423/633.15 = 341.01/x
  3. Step 3: Cross multiply
    423x = 633.15 × 341.01
  4. Step 4: Simplify right side
    423x = 215,910.48
  5. Step 5: Solve for x
    x = 215,910.48/423
  6. Step 6: Final answer
    x = 510.43

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