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Finding the Fourth Proportional to 22,449.63, 33,675.47 and 8,406.03

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Solution

The fourth proportional to 22,449.63, 33,675.47 and 8,406.03 is: 12,609.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,449.63 : 33,675.47 = 8,406.03 : x
  2. Step 2: Convert to fraction form
    22,449.63/33,675.47 = 8,406.03/x
  3. Step 3: Cross multiply
    22,449.63x = 33,675.47 × 8,406.03
  4. Step 4: Simplify right side
    22,449.63x = 283,077,011.08
  5. Step 5: Solve for x
    x = 283,077,011.08/22,449.63
  6. Step 6: Final answer
    x = 12,609.43

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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.