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Finding the Third Proportional to 1,563,617.50 and 3,426,171

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Solution

The third proportional to 1,563,617.50 and 3,426,171 is: 7,507,365.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,563,617.50 : 3,426,171 = 3,426,171 : x
  2. Step 2: Convert to fraction form
    1,563,617.50/3,426,171 = 3,426,171/x
  3. Step 3: Cross multiply
    1,563,617.50x = 3,426,171 × 3,426,171
  4. Step 4: Simplify right side
    1,563,617.50x = 11,738,647,721,241
  5. Step 5: Solve for x
    x = 11,738,647,721,241/1,563,617.50
  6. Step 6: Final answer
    x = 7,507,365.27

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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.