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Finding the Fourth Proportional to 8,927, 13,380.17 and 5,961.89

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Solution

The fourth proportional to 8,927, 13,380.17 and 5,961.89 is: 8,935.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,927 : 13,380.17 = 5,961.89 : x
  2. Step 2: Convert to fraction form
    8,927/13,380.17 = 5,961.89/x
  3. Step 3: Cross multiply
    8,927x = 13,380.17 × 5,961.89
  4. Step 4: Simplify right side
    8,927x = 79,771,101.72
  5. Step 5: Solve for x
    x = 79,771,101.72/8,927
  6. Step 6: Final answer
    x = 8,935.94

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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.