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Finding the Third Proportional to 6,761.25 and 9,880.31

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Solution

The third proportional to 6,761.25 and 9,880.31 is: 14,438.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,761.25 : 9,880.31 = 9,880.31 : x
  2. Step 2: Convert to fraction form
    6,761.25/9,880.31 = 9,880.31/x
  3. Step 3: Cross multiply
    6,761.25x = 9,880.31 × 9,880.31
  4. Step 4: Simplify right side
    6,761.25x = 97,620,575.10
  5. Step 5: Solve for x
    x = 97,620,575.10/6,761.25
  6. Step 6: Final answer
    x = 14,438.24

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.