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Finding the Fourth Proportional to 6,862.69, 10,293.96 and 1,668.57

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Solution

The fourth proportional to 6,862.69, 10,293.96 and 1,668.57 is: 2,502.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,862.69 : 10,293.96 = 1,668.57 : x
  2. Step 2: Convert to fraction form
    6,862.69/10,293.96 = 1,668.57/x
  3. Step 3: Cross multiply
    6,862.69x = 10,293.96 × 1,668.57
  4. Step 4: Simplify right side
    6,862.69x = 17,176,192.84
  5. Step 5: Solve for x
    x = 17,176,192.84/6,862.69
  6. Step 6: Final answer
    x = 2,502.84

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.