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Finding the Fourth Proportional to 5,663.00, 7,814.57 and 3,144.96

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Solution

The fourth proportional to 5,663.00, 7,814.57 and 3,144.96 is: 4,339.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,663.00 : 7,814.57 = 3,144.96 : x
  2. Step 2: Convert to fraction form
    5,663.00/7,814.57 = 3,144.96/x
  3. Step 3: Cross multiply
    5,663.00x = 7,814.57 × 3,144.96
  4. Step 4: Simplify right side
    5,663.00x = 24,576,494.34
  5. Step 5: Solve for x
    x = 24,576,494.34/5,663.00
  6. Step 6: Final answer
    x = 4,339.84

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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.