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Finding the Fourth Proportional to 573,657.60, 860,194.80 and 337,072.80

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Solution

The fourth proportional to 573,657.60, 860,194.80 and 337,072.80 is: 505,437.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,657.60 : 860,194.80 = 337,072.80 : x
  2. Step 2: Convert to fraction form
    573,657.60/860,194.80 = 337,072.80/x
  3. Step 3: Cross multiply
    573,657.60x = 860,194.80 × 337,072.80
  4. Step 4: Simplify right side
    573,657.60x = 289,948,269,781.44
  5. Step 5: Solve for x
    x = 289,948,269,781.44/573,657.60
  6. Step 6: Final answer
    x = 505,437.86

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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.