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Finding the Fourth Proportional to 8,883.79, 13,327.00 and 2,958.74

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Solution

The fourth proportional to 8,883.79, 13,327.00 and 2,958.74 is: 4,438.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,883.79 : 13,327.00 = 2,958.74 : x
  2. Step 2: Convert to fraction form
    8,883.79/13,327.00 = 2,958.74/x
  3. Step 3: Cross multiply
    8,883.79x = 13,327.00 × 2,958.74
  4. Step 4: Simplify right side
    8,883.79x = 39,431,168.69
  5. Step 5: Solve for x
    x = 39,431,168.69/8,883.79
  6. Step 6: Final answer
    x = 4,438.55

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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.