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Finding the Fourth Proportional to 7,900.88, 11,847.53 and 2,352.26

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Solution

The fourth proportional to 7,900.88, 11,847.53 and 2,352.26 is: 3,527.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,900.88 : 11,847.53 = 2,352.26 : x
  2. Step 2: Convert to fraction form
    7,900.88/11,847.53 = 2,352.26/x
  3. Step 3: Cross multiply
    7,900.88x = 11,847.53 × 2,352.26
  4. Step 4: Simplify right side
    7,900.88x = 27,868,506.42
  5. Step 5: Solve for x
    x = 27,868,506.42/7,900.88
  6. Step 6: Final answer
    x = 3,527.27

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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.