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Finding the Fourth Proportional to 9,473.42, 13,074.05 and 5,224.86

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Solution

The fourth proportional to 9,473.42, 13,074.05 and 5,224.86 is: 7,210.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,473.42 : 13,074.05 = 5,224.86 : x
  2. Step 2: Convert to fraction form
    9,473.42/13,074.05 = 5,224.86/x
  3. Step 3: Cross multiply
    9,473.42x = 13,074.05 × 5,224.86
  4. Step 4: Simplify right side
    9,473.42x = 68,310,093.95
  5. Step 5: Solve for x
    x = 68,310,093.95/9,473.42
  6. Step 6: Final answer
    x = 7,210.71

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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.