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Finding the Fourth Proportional to 573,664.80, 860,496.24 and 273,234.18

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Solution

The fourth proportional to 573,664.80, 860,496.24 and 273,234.18 is: 409,850.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,664.80 : 860,496.24 = 273,234.18 : x
  2. Step 2: Convert to fraction form
    573,664.80/860,496.24 = 273,234.18/x
  3. Step 3: Cross multiply
    573,664.80x = 860,496.24 × 273,234.18
  4. Step 4: Simplify right side
    573,664.80x = 235,116,984,529.48
  5. Step 5: Solve for x
    x = 235,116,984,529.48/573,664.80
  6. Step 6: Final answer
    x = 409,850.81

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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.