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Finding the Third Proportional to 1,543,372.73 and 3,392,190.77

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Solution

The third proportional to 1,543,372.73 and 3,392,190.77 is: 7,455,722.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,543,372.73 : 3,392,190.77 = 3,392,190.77 : x
  2. Step 2: Convert to fraction form
    1,543,372.73/3,392,190.77 = 3,392,190.77/x
  3. Step 3: Cross multiply
    1,543,372.73x = 3,392,190.77 × 3,392,190.77
  4. Step 4: Simplify right side
    1,543,372.73x = 11,506,958,243,394.50
  5. Step 5: Solve for x
    x = 11,506,958,243,394.50/1,543,372.73
  6. Step 6: Final answer
    x = 7,455,722.13

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.