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Finding the Third Proportional to 168,482 and 370,660

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Solution

The third proportional to 168,482 and 370,660 is: 815,451.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,482 : 370,660 = 370,660 : x
  2. Step 2: Convert to fraction form
    168,482/370,660 = 370,660/x
  3. Step 3: Cross multiply
    168,482x = 370,660 × 370,660
  4. Step 4: Simplify right side
    168,482x = 137,388,835,600
  5. Step 5: Solve for x
    x = 137,388,835,600/168,482
  6. Step 6: Final answer
    x = 815,451.12

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.