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Finding the Third Proportional to 4,512.88 and 6,731.75

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Solution

The third proportional to 4,512.88 and 6,731.75 is: 10,041.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,512.88 : 6,731.75 = 6,731.75 : x
  2. Step 2: Convert to fraction form
    4,512.88/6,731.75 = 6,731.75/x
  3. Step 3: Cross multiply
    4,512.88x = 6,731.75 × 6,731.75
  4. Step 4: Simplify right side
    4,512.88x = 45,316,458.06
  5. Step 5: Solve for x
    x = 45,316,458.06/4,512.88
  6. Step 6: Final answer
    x = 10,041.59

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.