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Finding the Fourth Proportional to 358,270.04, 536,588.10 and 171,413.72

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Solution

The fourth proportional to 358,270.04, 536,588.10 and 171,413.72 is: 256,729.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,270.04 : 536,588.10 = 171,413.72 : x
  2. Step 2: Convert to fraction form
    358,270.04/536,588.10 = 171,413.72/x
  3. Step 3: Cross multiply
    358,270.04x = 536,588.10 × 171,413.72
  4. Step 4: Simplify right side
    358,270.04x = 91,978,562,328.73
  5. Step 5: Solve for x
    x = 91,978,562,328.73/358,270.04
  6. Step 6: Final answer
    x = 256,729.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.