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Finding the Fourth Proportional to 873,880.40, 1,310,863.80 and 453,976.40

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Solution

The fourth proportional to 873,880.40, 1,310,863.80 and 453,976.40 is: 680,987.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    873,880.40 : 1,310,863.80 = 453,976.40 : x
  2. Step 2: Convert to fraction form
    873,880.40/1,310,863.80 = 453,976.40/x
  3. Step 3: Cross multiply
    873,880.40x = 1,310,863.80 × 453,976.40
  4. Step 4: Simplify right side
    873,880.40x = 595,101,228,814.32
  5. Step 5: Solve for x
    x = 595,101,228,814.32/873,880.40
  6. Step 6: Final answer
    x = 680,987.04

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