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Finding the Fourth Proportional to 2,475.82, 3,416.03 and 1,371.82

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Solution

The fourth proportional to 2,475.82, 3,416.03 and 1,371.82 is: 1,892.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,475.82 : 3,416.03 = 1,371.82 : x
  2. Step 2: Convert to fraction form
    2,475.82/3,416.03 = 1,371.82/x
  3. Step 3: Cross multiply
    2,475.82x = 3,416.03 × 1,371.82
  4. Step 4: Simplify right side
    2,475.82x = 4,686,178.27
  5. Step 5: Solve for x
    x = 4,686,178.27/2,475.82
  6. Step 6: Final answer
    x = 1,892.78

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.