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Finding the Fourth Proportional to 6,696.90, 10,045.29 and 2,016.90

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Solution

The fourth proportional to 6,696.90, 10,045.29 and 2,016.90 is: 3,025.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,696.90 : 10,045.29 = 2,016.90 : x
  2. Step 2: Convert to fraction form
    6,696.90/10,045.29 = 2,016.90/x
  3. Step 3: Cross multiply
    6,696.90x = 10,045.29 × 2,016.90
  4. Step 4: Simplify right side
    6,696.90x = 20,260,345.40
  5. Step 5: Solve for x
    x = 20,260,345.40/6,696.90
  6. Step 6: Final answer
    x = 3,025.33

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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.