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Finding the Fourth Proportional to 8,592.33, 12,888.89 and 2,352.21

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Solution

The fourth proportional to 8,592.33, 12,888.89 and 2,352.21 is: 3,528.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,592.33 : 12,888.89 = 2,352.21 : x
  2. Step 2: Convert to fraction form
    8,592.33/12,888.89 = 2,352.21/x
  3. Step 3: Cross multiply
    8,592.33x = 12,888.89 × 2,352.21
  4. Step 4: Simplify right side
    8,592.33x = 30,317,375.95
  5. Step 5: Solve for x
    x = 30,317,375.95/8,592.33
  6. Step 6: Final answer
    x = 3,528.42

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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.