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Finding the Fourth Proportional to 455,164.40, 682,746.60 and 455,164.40

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Solution

The fourth proportional to 455,164.40, 682,746.60 and 455,164.40 is: 682,746.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,164.40 : 682,746.60 = 455,164.40 : x
  2. Step 2: Convert to fraction form
    455,164.40/682,746.60 = 455,164.40/x
  3. Step 3: Cross multiply
    455,164.40x = 682,746.60 × 455,164.40
  4. Step 4: Simplify right side
    455,164.40x = 310,761,946,541.04
  5. Step 5: Solve for x
    x = 310,761,946,541.04/455,164.40
  6. Step 6: Final answer
    x = 682,746.60

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