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Finding the Third Proportional to 103,470 and 160,266

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Solution

The third proportional to 103,470 and 160,266 is: 248,238.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,470 : 160,266 = 160,266 : x
  2. Step 2: Convert to fraction form
    103,470/160,266 = 160,266/x
  3. Step 3: Cross multiply
    103,470x = 160,266 × 160,266
  4. Step 4: Simplify right side
    103,470x = 25,685,190,756
  5. Step 5: Solve for x
    x = 25,685,190,756/103,470
  6. Step 6: Final answer
    x = 248,238.05

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.