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Finding the Fourth Proportional to 573,811.24, 860,762.94 and 174,487.72

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Solution

The fourth proportional to 573,811.24, 860,762.94 and 174,487.72 is: 261,745.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,811.24 : 860,762.94 = 174,487.72 : x
  2. Step 2: Convert to fraction form
    573,811.24/860,762.94 = 174,487.72/x
  3. Step 3: Cross multiply
    573,811.24x = 860,762.94 × 174,487.72
  4. Step 4: Simplify right side
    573,811.24x = 150,192,562,861.10
  5. Step 5: Solve for x
    x = 150,192,562,861.10/573,811.24
  6. Step 6: Final answer
    x = 261,745.59

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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.