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Finding the Fourth Proportional to 843, 1,264.32 and 404.06

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Solution

The fourth proportional to 843, 1,264.32 and 404.06 is: 606.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    843 : 1,264.32 = 404.06 : x
  2. Step 2: Convert to fraction form
    843/1,264.32 = 404.06/x
  3. Step 3: Cross multiply
    843x = 1,264.32 × 404.06
  4. Step 4: Simplify right side
    843x = 510,861.14
  5. Step 5: Solve for x
    x = 510,861.14/843
  6. Step 6: Final answer
    x = 606.00

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