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Finding the Fourth Proportional to 4,516.08, 6,762 and 4,375.20

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Solution

The fourth proportional to 4,516.08, 6,762 and 4,375.20 is: 6,551.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,516.08 : 6,762 = 4,375.20 : x
  2. Step 2: Convert to fraction form
    4,516.08/6,762 = 4,375.20/x
  3. Step 3: Cross multiply
    4,516.08x = 6,762 × 4,375.20
  4. Step 4: Simplify right side
    4,516.08x = 29,585,102.40
  5. Step 5: Solve for x
    x = 29,585,102.40/4,516.08
  6. Step 6: Final answer
    x = 6,551.06

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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.