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Finding the Third Proportional to 113,538 and 170,307

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Solution

The third proportional to 113,538 and 170,307 is: 255,460.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,538 : 170,307 = 170,307 : x
  2. Step 2: Convert to fraction form
    113,538/170,307 = 170,307/x
  3. Step 3: Cross multiply
    113,538x = 170,307 × 170,307
  4. Step 4: Simplify right side
    113,538x = 29,004,474,249
  5. Step 5: Solve for x
    x = 29,004,474,249/113,538
  6. Step 6: Final answer
    x = 255,460.50

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.