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Finding the Fourth Proportional to 6,376.33, 8,799.04 and 3,543.90

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Solution

The fourth proportional to 6,376.33, 8,799.04 and 3,543.90 is: 4,890.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,376.33 : 8,799.04 = 3,543.90 : x
  2. Step 2: Convert to fraction form
    6,376.33/8,799.04 = 3,543.90/x
  3. Step 3: Cross multiply
    6,376.33x = 8,799.04 × 3,543.90
  4. Step 4: Simplify right side
    6,376.33x = 31,182,900.14
  5. Step 5: Solve for x
    x = 31,182,900.14/6,376.33
  6. Step 6: Final answer
    x = 4,890.42

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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.