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Finding the Fourth Proportional to 3,632, 5,448 and 1,200

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Solution

The fourth proportional to 3,632, 5,448 and 1,200 is: 1,800

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,632 : 5,448 = 1,200 : x
  2. Step 2: Convert to fraction form
    3,632/5,448 = 1,200/x
  3. Step 3: Cross multiply
    3,632x = 5,448 × 1,200
  4. Step 4: Simplify right side
    3,632x = 6,537,600
  5. Step 5: Solve for x
    x = 6,537,600/3,632
  6. Step 6: Final answer
    x = 1,800

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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.