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Finding the Fourth Proportional to 573,340.94, 860,016.62 and 173,981.73

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Solution

The fourth proportional to 573,340.94, 860,016.62 and 173,981.73 is: 260,974.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,340.94 : 860,016.62 = 173,981.73 : x
  2. Step 2: Convert to fraction form
    573,340.94/860,016.62 = 173,981.73/x
  3. Step 3: Cross multiply
    573,340.94x = 860,016.62 × 173,981.73
  4. Step 4: Simplify right side
    573,340.94x = 149,627,178,198.78
  5. Step 5: Solve for x
    x = 149,627,178,198.78/573,340.94
  6. Step 6: Final answer
    x = 260,974.17

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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.