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Finding the Fourth Proportional to 8,994.36, 13,491.54 and 3,800.28

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Solution

The fourth proportional to 8,994.36, 13,491.54 and 3,800.28 is: 5,700.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,994.36 : 13,491.54 = 3,800.28 : x
  2. Step 2: Convert to fraction form
    8,994.36/13,491.54 = 3,800.28/x
  3. Step 3: Cross multiply
    8,994.36x = 13,491.54 × 3,800.28
  4. Step 4: Simplify right side
    8,994.36x = 51,271,629.63
  5. Step 5: Solve for x
    x = 51,271,629.63/8,994.36
  6. Step 6: Final answer
    x = 5,700.42

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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.