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Finding the Fourth Proportional to 8,848, 13,274.40 and 2,692

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Solution

The fourth proportional to 8,848, 13,274.40 and 2,692 is: 4,038.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,848 : 13,274.40 = 2,692 : x
  2. Step 2: Convert to fraction form
    8,848/13,274.40 = 2,692/x
  3. Step 3: Cross multiply
    8,848x = 13,274.40 × 2,692
  4. Step 4: Simplify right side
    8,848x = 35,734,684.80
  5. Step 5: Solve for x
    x = 35,734,684.80/8,848
  6. Step 6: Final answer
    x = 4,038.73

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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.