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Finding the Third Proportional to 188,426 and 264,079

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Solution

The third proportional to 188,426 and 264,079 is: 370,106.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,426 : 264,079 = 264,079 : x
  2. Step 2: Convert to fraction form
    188,426/264,079 = 264,079/x
  3. Step 3: Cross multiply
    188,426x = 264,079 × 264,079
  4. Step 4: Simplify right side
    188,426x = 69,737,718,241
  5. Step 5: Solve for x
    x = 69,737,718,241/188,426
  6. Step 6: Final answer
    x = 370,106.66

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.