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Finding the Fourth Proportional to 2,808.33, 3,875.52 and 1,549.42

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Solution

The fourth proportional to 2,808.33, 3,875.52 and 1,549.42 is: 2,138.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,808.33 : 3,875.52 = 1,549.42 : x
  2. Step 2: Convert to fraction form
    2,808.33/3,875.52 = 1,549.42/x
  3. Step 3: Cross multiply
    2,808.33x = 3,875.52 × 1,549.42
  4. Step 4: Simplify right side
    2,808.33x = 6,004,804.32
  5. Step 5: Solve for x
    x = 6,004,804.32/2,808.33
  6. Step 6: Final answer
    x = 2,138.21

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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.