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Finding the Third Proportional to 3,889.69 and 6,077.53

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Solution

The third proportional to 3,889.69 and 6,077.53 is: 9,495.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,889.69 : 6,077.53 = 6,077.53 : x
  2. Step 2: Convert to fraction form
    3,889.69/6,077.53 = 6,077.53/x
  3. Step 3: Cross multiply
    3,889.69x = 6,077.53 × 6,077.53
  4. Step 4: Simplify right side
    3,889.69x = 36,936,386.09
  5. Step 5: Solve for x
    x = 36,936,386.09/3,889.69
  6. Step 6: Final answer
    x = 9,495.98

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.