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Finding the Fourth Proportional to 2,456, 3,684 and 632

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Solution

The fourth proportional to 2,456, 3,684 and 632 is: 948

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,456 : 3,684 = 632 : x
  2. Step 2: Convert to fraction form
    2,456/3,684 = 632/x
  3. Step 3: Cross multiply
    2,456x = 3,684 × 632
  4. Step 4: Simplify right side
    2,456x = 2,328,288
  5. Step 5: Solve for x
    x = 2,328,288/2,456
  6. Step 6: Final answer
    x = 948

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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.