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Finding the Third Proportional to 1,575,287.50 and 3,436,855

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Solution

The third proportional to 1,575,287.50 and 3,436,855 is: 7,498,296.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,575,287.50 : 3,436,855 = 3,436,855 : x
  2. Step 2: Convert to fraction form
    1,575,287.50/3,436,855 = 3,436,855/x
  3. Step 3: Cross multiply
    1,575,287.50x = 3,436,855 × 3,436,855
  4. Step 4: Simplify right side
    1,575,287.50x = 11,811,972,291,025
  5. Step 5: Solve for x
    x = 11,811,972,291,025/1,575,287.50
  6. Step 6: Final answer
    x = 7,498,296.21

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.