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Finding the Fourth Proportional to 8,996.88, 13,494.82 and 2,756.88

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Solution

The fourth proportional to 8,996.88, 13,494.82 and 2,756.88 is: 4,135.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,996.88 : 13,494.82 = 2,756.88 : x
  2. Step 2: Convert to fraction form
    8,996.88/13,494.82 = 2,756.88/x
  3. Step 3: Cross multiply
    8,996.88x = 13,494.82 × 2,756.88
  4. Step 4: Simplify right side
    8,996.88x = 37,203,599.36
  5. Step 5: Solve for x
    x = 37,203,599.36/8,996.88
  6. Step 6: Final answer
    x = 4,135.17

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1.5x scale

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.