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Finding the Fourth Proportional to 2,017.38, 3,027 and 922.08

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Solution

The fourth proportional to 2,017.38, 3,027 and 922.08 is: 1,383.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,017.38 : 3,027 = 922.08 : x
  2. Step 2: Convert to fraction form
    2,017.38/3,027 = 922.08/x
  3. Step 3: Cross multiply
    2,017.38x = 3,027 × 922.08
  4. Step 4: Simplify right side
    2,017.38x = 2,791,136.16
  5. Step 5: Solve for x
    x = 2,791,136.16/2,017.38
  6. Step 6: Final answer
    x = 1,383.55

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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.