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Finding the Fourth Proportional to 405,913.03, 560,146.19 and 224,632.60

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Solution

The fourth proportional to 405,913.03, 560,146.19 and 224,632.60 is: 309,985.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    405,913.03 : 560,146.19 = 224,632.60 : x
  2. Step 2: Convert to fraction form
    405,913.03/560,146.19 = 224,632.60/x
  3. Step 3: Cross multiply
    405,913.03x = 560,146.19 × 224,632.60
  4. Step 4: Simplify right side
    405,913.03x = 125,827,094,331.62
  5. Step 5: Solve for x
    x = 125,827,094,331.62/405,913.03
  6. Step 6: Final answer
    x = 309,985.36

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