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Finding the Fourth Proportional to 734,157.10, 1,100,907.60 and 284,728.60

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Solution

The fourth proportional to 734,157.10, 1,100,907.60 and 284,728.60 is: 426,965.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,157.10 : 1,100,907.60 = 284,728.60 : x
  2. Step 2: Convert to fraction form
    734,157.10/1,100,907.60 = 284,728.60/x
  3. Step 3: Cross multiply
    734,157.10x = 1,100,907.60 × 284,728.60
  4. Step 4: Simplify right side
    734,157.10x = 313,459,879,677.36
  5. Step 5: Solve for x
    x = 313,459,879,677.36/734,157.10
  6. Step 6: Final answer
    x = 426,965.67

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