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Finding the Third Proportional to 3,072,871.69 and 6,731,175.94

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Solution

The third proportional to 3,072,871.69 and 6,731,175.94 is: 14,744,751.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,072,871.69 : 6,731,175.94 = 6,731,175.94 : x
  2. Step 2: Convert to fraction form
    3,072,871.69/6,731,175.94 = 6,731,175.94/x
  3. Step 3: Cross multiply
    3,072,871.69x = 6,731,175.94 × 6,731,175.94
  4. Step 4: Simplify right side
    3,072,871.69x = 45,308,729,501,579
  5. Step 5: Solve for x
    x = 45,308,729,501,579/3,072,871.69
  6. Step 6: Final answer
    x = 14,744,751.53

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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.