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Finding the Third Proportional to 1,740,555.84 and 2,660,861.39

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Solution

The third proportional to 1,740,555.84 and 2,660,861.39 is: 4,067,771.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,740,555.84 : 2,660,861.39 = 2,660,861.39 : x
  2. Step 2: Convert to fraction form
    1,740,555.84/2,660,861.39 = 2,660,861.39/x
  3. Step 3: Cross multiply
    1,740,555.84x = 2,660,861.39 × 2,660,861.39
  4. Step 4: Simplify right side
    1,740,555.84x = 7,080,183,340,118.81
  5. Step 5: Solve for x
    x = 7,080,183,340,118.81/1,740,555.84
  6. Step 6: Final answer
    x = 4,067,771.43

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.