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Finding the Fourth Proportional to 1,954.37, 2,906.46 and 1,892.86

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Solution

The fourth proportional to 1,954.37, 2,906.46 and 1,892.86 is: 2,814.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,954.37 : 2,906.46 = 1,892.86 : x
  2. Step 2: Convert to fraction form
    1,954.37/2,906.46 = 1,892.86/x
  3. Step 3: Cross multiply
    1,954.37x = 2,906.46 × 1,892.86
  4. Step 4: Simplify right side
    1,954.37x = 5,501,514.61
  5. Step 5: Solve for x
    x = 5,501,514.61/1,954.37
  6. Step 6: Final answer
    x = 2,814.98

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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.