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Finding the Fourth Proportional to 649,593.36, 896,438.52 and 381,321.36

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Solution

The fourth proportional to 649,593.36, 896,438.52 and 381,321.36 is: 526,223.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,593.36 : 896,438.52 = 381,321.36 : x
  2. Step 2: Convert to fraction form
    649,593.36/896,438.52 = 381,321.36/x
  3. Step 3: Cross multiply
    649,593.36x = 896,438.52 × 381,321.36
  4. Step 4: Simplify right side
    649,593.36x = 341,831,155,602.79
  5. Step 5: Solve for x
    x = 341,831,155,602.79/649,593.36
  6. Step 6: Final answer
    x = 526,223.29

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