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Finding the Third Proportional to 115,768 and 173,620

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Solution

The third proportional to 115,768 and 173,620 is: 260,382.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,768 : 173,620 = 173,620 : x
  2. Step 2: Convert to fraction form
    115,768/173,620 = 173,620/x
  3. Step 3: Cross multiply
    115,768x = 173,620 × 173,620
  4. Step 4: Simplify right side
    115,768x = 30,143,904,400
  5. Step 5: Solve for x
    x = 30,143,904,400/115,768
  6. Step 6: Final answer
    x = 260,382.01

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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.