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Finding the Fourth Proportional to 394,702.44, 592,091 and 110,393

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Solution

The fourth proportional to 394,702.44, 592,091 and 110,393 is: 165,599.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,702.44 : 592,091 = 110,393 : x
  2. Step 2: Convert to fraction form
    394,702.44/592,091 = 110,393/x
  3. Step 3: Cross multiply
    394,702.44x = 592,091 × 110,393
  4. Step 4: Simplify right side
    394,702.44x = 65,362,701,763
  5. Step 5: Solve for x
    x = 65,362,701,763/394,702.44
  6. Step 6: Final answer
    x = 165,599.94

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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.