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Finding the Fourth Proportional to 529,413.60, 794,276.22 and 192,448.94

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Solution

The fourth proportional to 529,413.60, 794,276.22 and 192,448.94 is: 288,730.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,413.60 : 794,276.22 = 192,448.94 : x
  2. Step 2: Convert to fraction form
    529,413.60/794,276.22 = 192,448.94/x
  3. Step 3: Cross multiply
    529,413.60x = 794,276.22 × 192,448.94
  4. Step 4: Simplify right side
    529,413.60x = 152,857,616,606.21
  5. Step 5: Solve for x
    x = 152,857,616,606.21/529,413.60
  6. Step 6: Final answer
    x = 288,730.05

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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.