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Finding the Third Proportional to 4,120.88 and 6,176.25

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Solution

The third proportional to 4,120.88 and 6,176.25 is: 9,256.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,120.88 : 6,176.25 = 6,176.25 : x
  2. Step 2: Convert to fraction form
    4,120.88/6,176.25 = 6,176.25/x
  3. Step 3: Cross multiply
    4,120.88x = 6,176.25 × 6,176.25
  4. Step 4: Simplify right side
    4,120.88x = 38,146,064.06
  5. Step 5: Solve for x
    x = 38,146,064.06/4,120.88
  6. Step 6: Final answer
    x = 9,256.79

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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.