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Finding the Fourth Proportional to 978,793.80, 1,467,024.30 and 410,173.80

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Solution

The fourth proportional to 978,793.80, 1,467,024.30 and 410,173.80 is: 614,771.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    978,793.80 : 1,467,024.30 = 410,173.80 : x
  2. Step 2: Convert to fraction form
    978,793.80/1,467,024.30 = 410,173.80/x
  3. Step 3: Cross multiply
    978,793.80x = 1,467,024.30 × 410,173.80
  4. Step 4: Simplify right side
    978,793.80x = 601,734,931,823.34
  5. Step 5: Solve for x
    x = 601,734,931,823.34/978,793.80
  6. Step 6: Final answer
    x = 614,771.91

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