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Finding the Third Proportional to 1,500 and 3,471

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Solution

The third proportional to 1,500 and 3,471 is: 8,031.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,500 : 3,471 = 3,471 : x
  2. Step 2: Convert to fraction form
    1,500/3,471 = 3,471/x
  3. Step 3: Cross multiply
    1,500x = 3,471 × 3,471
  4. Step 4: Simplify right side
    1,500x = 12,047,841
  5. Step 5: Solve for x
    x = 12,047,841/1,500
  6. Step 6: Final answer
    x = 8,031.89

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Why These Related Problems?

These problems maintain the same ratio (2.31) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.