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Finding the Fourth Proportional to 577,987.80, 867,132.90 and 223,013.40

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Solution

The fourth proportional to 577,987.80, 867,132.90 and 223,013.40 is: 334,578.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,987.80 : 867,132.90 = 223,013.40 : x
  2. Step 2: Convert to fraction form
    577,987.80/867,132.90 = 223,013.40/x
  3. Step 3: Cross multiply
    577,987.80x = 867,132.90 × 223,013.40
  4. Step 4: Simplify right side
    577,987.80x = 193,382,256,280.86
  5. Step 5: Solve for x
    x = 193,382,256,280.86/577,987.80
  6. Step 6: Final answer
    x = 334,578.44

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