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Finding the Fourth Proportional to 9,245.56, 12,759.02 and 5,054.04

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Solution

The fourth proportional to 9,245.56, 12,759.02 and 5,054.04 is: 6,974.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,245.56 : 12,759.02 = 5,054.04 : x
  2. Step 2: Convert to fraction form
    9,245.56/12,759.02 = 5,054.04/x
  3. Step 3: Cross multiply
    9,245.56x = 12,759.02 × 5,054.04
  4. Step 4: Simplify right side
    9,245.56x = 64,484,597.44
  5. Step 5: Solve for x
    x = 64,484,597.44/9,245.56
  6. Step 6: Final answer
    x = 6,974.66

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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.