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Finding the Fourth Proportional to 6,349.09, 8,758.72 and 4,225.61

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Solution

The fourth proportional to 6,349.09, 8,758.72 and 4,225.61 is: 5,829.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,349.09 : 8,758.72 = 4,225.61 : x
  2. Step 2: Convert to fraction form
    6,349.09/8,758.72 = 4,225.61/x
  3. Step 3: Cross multiply
    6,349.09x = 8,758.72 × 4,225.61
  4. Step 4: Simplify right side
    6,349.09x = 37,010,934.82
  5. Step 5: Solve for x
    x = 37,010,934.82/6,349.09
  6. Step 6: Final answer
    x = 5,829.33

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