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Finding the Fourth Proportional to 358,684.40, 537,983.40 and 148,300.40

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Solution

The fourth proportional to 358,684.40, 537,983.40 and 148,300.40 is: 222,432.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,684.40 : 537,983.40 = 148,300.40 : x
  2. Step 2: Convert to fraction form
    358,684.40/537,983.40 = 148,300.40/x
  3. Step 3: Cross multiply
    358,684.40x = 537,983.40 × 148,300.40
  4. Step 4: Simplify right side
    358,684.40x = 79,783,153,413.36
  5. Step 5: Solve for x
    x = 79,783,153,413.36/358,684.40
  6. Step 6: Final answer
    x = 222,432.74

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