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Finding the Fourth Proportional to 483,246.40, 724,869.60 and 283,662.40

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Solution

The fourth proportional to 483,246.40, 724,869.60 and 283,662.40 is: 425,493.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,246.40 : 724,869.60 = 283,662.40 : x
  2. Step 2: Convert to fraction form
    483,246.40/724,869.60 = 283,662.40/x
  3. Step 3: Cross multiply
    483,246.40x = 724,869.60 × 283,662.40
  4. Step 4: Simplify right side
    483,246.40x = 205,618,250,423.04
  5. Step 5: Solve for x
    x = 205,618,250,423.04/483,246.40
  6. Step 6: Final answer
    x = 425,493.60

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