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Finding the Third Proportional to 168,292.69 and 370,711.69

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Solution

The third proportional to 168,292.69 and 370,711.69 is: 816,596.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,292.69 : 370,711.69 = 370,711.69 : x
  2. Step 2: Convert to fraction form
    168,292.69/370,711.69 = 370,711.69/x
  3. Step 3: Cross multiply
    168,292.69x = 370,711.69 × 370,711.69
  4. Step 4: Simplify right side
    168,292.69x = 137,427,155,249.10
  5. Step 5: Solve for x
    x = 137,427,155,249.10/168,292.69
  6. Step 6: Final answer
    x = 816,596.12

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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.