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Finding the Fourth Proportional to 8,888.67, 13,337.61 and 3,627.54

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Solution

The fourth proportional to 8,888.67, 13,337.61 and 3,627.54 is: 5,443.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,888.67 : 13,337.61 = 3,627.54 : x
  2. Step 2: Convert to fraction form
    8,888.67/13,337.61 = 3,627.54/x
  3. Step 3: Cross multiply
    8,888.67x = 13,337.61 × 3,627.54
  4. Step 4: Simplify right side
    8,888.67x = 48,382,713.78
  5. Step 5: Solve for x
    x = 48,382,713.78/8,888.67
  6. Step 6: Final answer
    x = 5,443.19

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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.