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Finding the Fourth Proportional to 8,504.00, 11,737.82 and 5,519.65

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Solution

The fourth proportional to 8,504.00, 11,737.82 and 5,519.65 is: 7,618.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,504.00 : 11,737.82 = 5,519.65 : x
  2. Step 2: Convert to fraction form
    8,504.00/11,737.82 = 5,519.65/x
  3. Step 3: Cross multiply
    8,504.00x = 11,737.82 × 5,519.65
  4. Step 4: Simplify right side
    8,504.00x = 64,788,642.62
  5. Step 5: Solve for x
    x = 64,788,642.62/8,504.00
  6. Step 6: Final answer
    x = 7,618.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.