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Finding the Fourth Proportional to 5,984.40, 8,986.20 and 4,525.20

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Solution

The fourth proportional to 5,984.40, 8,986.20 and 4,525.20 is: 6,795.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,984.40 : 8,986.20 = 4,525.20 : x
  2. Step 2: Convert to fraction form
    5,984.40/8,986.20 = 4,525.20/x
  3. Step 3: Cross multiply
    5,984.40x = 8,986.20 × 4,525.20
  4. Step 4: Simplify right side
    5,984.40x = 40,664,352.24
  5. Step 5: Solve for x
    x = 40,664,352.24/5,984.40
  6. Step 6: Final answer
    x = 6,795.06

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Why These Related Problems?

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