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Finding the Third Proportional to 168,822 and 370,860.75

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Solution

The third proportional to 168,822 and 370,860.75 is: 814,690.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,822 : 370,860.75 = 370,860.75 : x
  2. Step 2: Convert to fraction form
    168,822/370,860.75 = 370,860.75/x
  3. Step 3: Cross multiply
    168,822x = 370,860.75 × 370,860.75
  4. Step 4: Simplify right side
    168,822x = 137,537,695,890.56
  5. Step 5: Solve for x
    x = 137,537,695,890.56/168,822
  6. Step 6: Final answer
    x = 814,690.60

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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.