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Finding the Fourth Proportional to 9,366.56, 12,922.94 and 5,333.09

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Solution

The fourth proportional to 9,366.56, 12,922.94 and 5,333.09 is: 7,358.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,366.56 : 12,922.94 = 5,333.09 : x
  2. Step 2: Convert to fraction form
    9,366.56/12,922.94 = 5,333.09/x
  3. Step 3: Cross multiply
    9,366.56x = 12,922.94 × 5,333.09
  4. Step 4: Simplify right side
    9,366.56x = 68,919,110.80
  5. Step 5: Solve for x
    x = 68,919,110.80/9,366.56
  6. Step 6: Final answer
    x = 7,358.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.