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Finding the Fourth Proportional to 2,378.33, 3,567.59 and 734.89

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Solution

The fourth proportional to 2,378.33, 3,567.59 and 734.89 is: 1,102.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,378.33 : 3,567.59 = 734.89 : x
  2. Step 2: Convert to fraction form
    2,378.33/3,567.59 = 734.89/x
  3. Step 3: Cross multiply
    2,378.33x = 3,567.59 × 734.89
  4. Step 4: Simplify right side
    2,378.33x = 2,621,786.22
  5. Step 5: Solve for x
    x = 2,621,786.22/2,378.33
  6. Step 6: Final answer
    x = 1,102.36

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.