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Finding the Third Proportional to 4,157.69 and 6,114.88

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Solution

The third proportional to 4,157.69 and 6,114.88 is: 8,993.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,157.69 : 6,114.88 = 6,114.88 : x
  2. Step 2: Convert to fraction form
    4,157.69/6,114.88 = 6,114.88/x
  3. Step 3: Cross multiply
    4,157.69x = 6,114.88 × 6,114.88
  4. Step 4: Simplify right side
    4,157.69x = 37,391,696.27
  5. Step 5: Solve for x
    x = 37,391,696.27/4,157.69
  6. Step 6: Final answer
    x = 8,993.39

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.