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Finding the Third Proportional to 35,378 and 52,257

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Solution

The third proportional to 35,378 and 52,257 is: 77,189.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,378 : 52,257 = 52,257 : x
  2. Step 2: Convert to fraction form
    35,378/52,257 = 52,257/x
  3. Step 3: Cross multiply
    35,378x = 52,257 × 52,257
  4. Step 4: Simplify right side
    35,378x = 2,730,794,049
  5. Step 5: Solve for x
    x = 2,730,794,049/35,378
  6. Step 6: Final answer
    x = 77,189.05

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Why These Related Problems?

These problems maintain the same ratio (1.48) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.