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Finding the Third Proportional to 119,640 and 174,266

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Solution

The third proportional to 119,640 and 174,266 is: 253,833.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,640 : 174,266 = 174,266 : x
  2. Step 2: Convert to fraction form
    119,640/174,266 = 174,266/x
  3. Step 3: Cross multiply
    119,640x = 174,266 × 174,266
  4. Step 4: Simplify right side
    119,640x = 30,368,638,756
  5. Step 5: Solve for x
    x = 30,368,638,756/119,640
  6. Step 6: Final answer
    x = 253,833.49

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.