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Finding the Fourth Proportional to 22,340.28, 33,507.88 and 7,548.88

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Solution

The fourth proportional to 22,340.28, 33,507.88 and 7,548.88 is: 11,322.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,340.28 : 33,507.88 = 7,548.88 : x
  2. Step 2: Convert to fraction form
    22,340.28/33,507.88 = 7,548.88/x
  3. Step 3: Cross multiply
    22,340.28x = 33,507.88 × 7,548.88
  4. Step 4: Simplify right side
    22,340.28x = 252,946,965.17
  5. Step 5: Solve for x
    x = 252,946,965.17/22,340.28
  6. Step 6: Final answer
    x = 11,322.46

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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.