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Finding the Fourth Proportional to 762,774.24, 1,144,530 and 313,826.40

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Solution

The fourth proportional to 762,774.24, 1,144,530 and 313,826.40 is: 470,891.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,774.24 : 1,144,530 = 313,826.40 : x
  2. Step 2: Convert to fraction form
    762,774.24/1,144,530 = 313,826.40/x
  3. Step 3: Cross multiply
    762,774.24x = 1,144,530 × 313,826.40
  4. Step 4: Simplify right side
    762,774.24x = 359,183,729,592
  5. Step 5: Solve for x
    x = 359,183,729,592/762,774.24
  6. Step 6: Final answer
    x = 470,891.27

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