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Finding the Fourth Proportional to 5,700.99, 8,538.26 and 5,503.88

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Solution

The fourth proportional to 5,700.99, 8,538.26 and 5,503.88 is: 8,243.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,700.99 : 8,538.26 = 5,503.88 : x
  2. Step 2: Convert to fraction form
    5,700.99/8,538.26 = 5,503.88/x
  3. Step 3: Cross multiply
    5,700.99x = 8,538.26 × 5,503.88
  4. Step 4: Simplify right side
    5,700.99x = 46,993,488.24
  5. Step 5: Solve for x
    x = 46,993,488.24/5,700.99
  6. Step 6: Final answer
    x = 8,243.04

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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.