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Finding the Third Proportional to 7,521 and 17,433

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Solution

The third proportional to 7,521 and 17,433 is: 40,408.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,521 : 17,433 = 17,433 : x
  2. Step 2: Convert to fraction form
    7,521/17,433 = 17,433/x
  3. Step 3: Cross multiply
    7,521x = 17,433 × 17,433
  4. Step 4: Simplify right side
    7,521x = 303,909,489
  5. Step 5: Solve for x
    x = 303,909,489/7,521
  6. Step 6: Final answer
    x = 40,408.12

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Why These Related Problems?

These problems maintain the same ratio (2.32) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.