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Finding the Fourth Proportional to 8,996.96, 13,493.84 and 5,294.85

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Solution

The fourth proportional to 8,996.96, 13,493.84 and 5,294.85 is: 7,941.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,996.96 : 13,493.84 = 5,294.85 : x
  2. Step 2: Convert to fraction form
    8,996.96/13,493.84 = 5,294.85/x
  3. Step 3: Cross multiply
    8,996.96x = 13,493.84 × 5,294.85
  4. Step 4: Simplify right side
    8,996.96x = 71,447,887.33
  5. Step 5: Solve for x
    x = 71,447,887.33/8,996.96
  6. Step 6: Final answer
    x = 7,941.34

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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.