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Finding the Third Proportional to 1,662,609.38 and 3,573,855

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Solution

The third proportional to 1,662,609.38 and 3,573,855 is: 7,682,165.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,662,609.38 : 3,573,855 = 3,573,855 : x
  2. Step 2: Convert to fraction form
    1,662,609.38/3,573,855 = 3,573,855/x
  3. Step 3: Cross multiply
    1,662,609.38x = 3,573,855 × 3,573,855
  4. Step 4: Simplify right side
    1,662,609.38x = 12,772,439,561,025
  5. Step 5: Solve for x
    x = 12,772,439,561,025/1,662,609.38
  6. Step 6: Final answer
    x = 7,682,165.01

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.