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Finding the Third Proportional to 1,538,077.50 and 3,365,631

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Solution

The third proportional to 1,538,077.50 and 3,365,631 is: 7,364,695.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,538,077.50 : 3,365,631 = 3,365,631 : x
  2. Step 2: Convert to fraction form
    1,538,077.50/3,365,631 = 3,365,631/x
  3. Step 3: Cross multiply
    1,538,077.50x = 3,365,631 × 3,365,631
  4. Step 4: Simplify right side
    1,538,077.50x = 11,327,472,028,161
  5. Step 5: Solve for x
    x = 11,327,472,028,161/1,538,077.50
  6. Step 6: Final answer
    x = 7,364,695.23

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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.