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Finding the Fourth Proportional to 6,454.83, 8,907.76 and 3,622.82

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Solution

The fourth proportional to 6,454.83, 8,907.76 and 3,622.82 is: 4,999.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,454.83 : 8,907.76 = 3,622.82 : x
  2. Step 2: Convert to fraction form
    6,454.83/8,907.76 = 3,622.82/x
  3. Step 3: Cross multiply
    6,454.83x = 8,907.76 × 3,622.82
  4. Step 4: Simplify right side
    6,454.83x = 32,271,200.80
  5. Step 5: Solve for x
    x = 32,271,200.80/6,454.83
  6. Step 6: Final answer
    x = 4,999.54

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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.