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Finding the Third Proportional to 173,726 and 261,006

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Solution

The third proportional to 173,726 and 261,006 is: 392,135.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,726 : 261,006 = 261,006 : x
  2. Step 2: Convert to fraction form
    173,726/261,006 = 261,006/x
  3. Step 3: Cross multiply
    173,726x = 261,006 × 261,006
  4. Step 4: Simplify right side
    173,726x = 68,124,132,036
  5. Step 5: Solve for x
    x = 68,124,132,036/173,726
  6. Step 6: Final answer
    x = 392,135.50

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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.