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Finding the Fourth Proportional to 2,441.75, 3,368.59 and 1,603.40

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Solution

The fourth proportional to 2,441.75, 3,368.59 and 1,603.40 is: 2,212.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,441.75 : 3,368.59 = 1,603.40 : x
  2. Step 2: Convert to fraction form
    2,441.75/3,368.59 = 1,603.40/x
  3. Step 3: Cross multiply
    2,441.75x = 3,368.59 × 1,603.40
  4. Step 4: Simplify right side
    2,441.75x = 5,401,176.35
  5. Step 5: Solve for x
    x = 5,401,176.35/2,441.75
  6. Step 6: Final answer
    x = 2,212.01

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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.