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Finding the Fourth Proportional to 5,401.69, 7,454.33 and 2,917.69

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Solution

The fourth proportional to 5,401.69, 7,454.33 and 2,917.69 is: 4,026.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,401.69 : 7,454.33 = 2,917.69 : x
  2. Step 2: Convert to fraction form
    5,401.69/7,454.33 = 2,917.69/x
  3. Step 3: Cross multiply
    5,401.69x = 7,454.33 × 2,917.69
  4. Step 4: Simplify right side
    5,401.69x = 21,749,401.81
  5. Step 5: Solve for x
    x = 21,749,401.81/5,401.69
  6. Step 6: Final answer
    x = 4,026.41

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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.