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Finding the Fourth Proportional to 9,333.76, 13,999.74 and 3,093.52

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Solution

The fourth proportional to 9,333.76, 13,999.74 and 3,093.52 is: 4,639.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,333.76 : 13,999.74 = 3,093.52 : x
  2. Step 2: Convert to fraction form
    9,333.76/13,999.74 = 3,093.52/x
  3. Step 3: Cross multiply
    9,333.76x = 13,999.74 × 3,093.52
  4. Step 4: Simplify right side
    9,333.76x = 43,308,475.68
  5. Step 5: Solve for x
    x = 43,308,475.68/9,333.76
  6. Step 6: Final answer
    x = 4,639.98

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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.