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Finding the Fourth Proportional to 11,736, 17,604 and 4,440

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Solution

The fourth proportional to 11,736, 17,604 and 4,440 is: 6,660

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,736 : 17,604 = 4,440 : x
  2. Step 2: Convert to fraction form
    11,736/17,604 = 4,440/x
  3. Step 3: Cross multiply
    11,736x = 17,604 × 4,440
  4. Step 4: Simplify right side
    11,736x = 78,161,760
  5. Step 5: Solve for x
    x = 78,161,760/11,736
  6. Step 6: Final answer
    x = 6,660

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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.