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Finding the Fourth Proportional to 263,803.73, 395,702.03 and 64,123.53

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Solution

The fourth proportional to 263,803.73, 395,702.03 and 64,123.53 is: 96,184.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,803.73 : 395,702.03 = 64,123.53 : x
  2. Step 2: Convert to fraction form
    263,803.73/395,702.03 = 64,123.53/x
  3. Step 3: Cross multiply
    263,803.73x = 395,702.03 × 64,123.53
  4. Step 4: Simplify right side
    263,803.73x = 25,373,810,671.15
  5. Step 5: Solve for x
    x = 25,373,810,671.15/263,803.73
  6. Step 6: Final answer
    x = 96,184.43

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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.