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Finding the Third Proportional to 34,370 and 52,275

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Solution

The third proportional to 34,370 and 52,275 is: 79,507.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,370 : 52,275 = 52,275 : x
  2. Step 2: Convert to fraction form
    34,370/52,275 = 52,275/x
  3. Step 3: Cross multiply
    34,370x = 52,275 × 52,275
  4. Step 4: Simplify right side
    34,370x = 2,732,675,625
  5. Step 5: Solve for x
    x = 2,732,675,625/34,370
  6. Step 6: Final answer
    x = 79,507.58

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.