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Finding the Third Proportional to 168,333.19 and 369,370.69

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Solution

The third proportional to 168,333.19 and 369,370.69 is: 810,503.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,333.19 : 369,370.69 = 369,370.69 : x
  2. Step 2: Convert to fraction form
    168,333.19/369,370.69 = 369,370.69/x
  3. Step 3: Cross multiply
    168,333.19x = 369,370.69 × 369,370.69
  4. Step 4: Simplify right side
    168,333.19x = 136,434,704,784.22
  5. Step 5: Solve for x
    x = 136,434,704,784.22/168,333.19
  6. Step 6: Final answer
    x = 810,503.90

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.