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Finding the Fourth Proportional to 386,763.03, 533,737.08 and 214,684.20

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Solution

The fourth proportional to 386,763.03, 533,737.08 and 214,684.20 is: 296,266.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    386,763.03 : 533,737.08 = 214,684.20 : x
  2. Step 2: Convert to fraction form
    386,763.03/533,737.08 = 214,684.20/x
  3. Step 3: Cross multiply
    386,763.03x = 533,737.08 × 214,684.20
  4. Step 4: Simplify right side
    386,763.03x = 114,584,918,030.14
  5. Step 5: Solve for x
    x = 114,584,918,030.14/386,763.03
  6. Step 6: Final answer
    x = 296,266.47

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