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Finding the Fourth Proportional to 5,880.24, 8,820.72 and 1,984.32

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Solution

The fourth proportional to 5,880.24, 8,820.72 and 1,984.32 is: 2,976.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,880.24 : 8,820.72 = 1,984.32 : x
  2. Step 2: Convert to fraction form
    5,880.24/8,820.72 = 1,984.32/x
  3. Step 3: Cross multiply
    5,880.24x = 8,820.72 × 1,984.32
  4. Step 4: Simplify right side
    5,880.24x = 17,503,131.11
  5. Step 5: Solve for x
    x = 17,503,131.11/5,880.24
  6. Step 6: Final answer
    x = 2,976.60

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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.