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Finding the Fourth Proportional to 448,718.40, 673,077.60 and 164,408.40

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Solution

The fourth proportional to 448,718.40, 673,077.60 and 164,408.40 is: 246,612.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,718.40 : 673,077.60 = 164,408.40 : x
  2. Step 2: Convert to fraction form
    448,718.40/673,077.60 = 164,408.40/x
  3. Step 3: Cross multiply
    448,718.40x = 673,077.60 × 164,408.40
  4. Step 4: Simplify right side
    448,718.40x = 110,659,611,291.84
  5. Step 5: Solve for x
    x = 110,659,611,291.84/448,718.40
  6. Step 6: Final answer
    x = 246,612.60

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