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Finding the Fourth Proportional to 337,245.60, 505,787.40 and 194,782.80

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Solution

The fourth proportional to 337,245.60, 505,787.40 and 194,782.80 is: 292,127.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,245.60 : 505,787.40 = 194,782.80 : x
  2. Step 2: Convert to fraction form
    337,245.60/505,787.40 = 194,782.80/x
  3. Step 3: Cross multiply
    337,245.60x = 505,787.40 × 194,782.80
  4. Step 4: Simplify right side
    337,245.60x = 98,518,685,976.72
  5. Step 5: Solve for x
    x = 98,518,685,976.72/337,245.60
  6. Step 6: Final answer
    x = 292,127.42

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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.