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Finding the Fourth Proportional to 9,011, 13,507.38 and 4,324.12

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Solution

The fourth proportional to 9,011, 13,507.38 and 4,324.12 is: 6,481.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,011 : 13,507.38 = 4,324.12 : x
  2. Step 2: Convert to fraction form
    9,011/13,507.38 = 4,324.12/x
  3. Step 3: Cross multiply
    9,011x = 13,507.38 × 4,324.12
  4. Step 4: Simplify right side
    9,011x = 58,407,532.01
  5. Step 5: Solve for x
    x = 58,407,532.01/9,011
  6. Step 6: Final answer
    x = 6,481.80

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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.