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Finding the Third Proportional to 1,741,381.50 and 2,638,357.50

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Solution

The third proportional to 1,741,381.50 and 2,638,357.50 is: 3,997,360.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,741,381.50 : 2,638,357.50 = 2,638,357.50 : x
  2. Step 2: Convert to fraction form
    1,741,381.50/2,638,357.50 = 2,638,357.50/x
  3. Step 3: Cross multiply
    1,741,381.50x = 2,638,357.50 × 2,638,357.50
  4. Step 4: Simplify right side
    1,741,381.50x = 6,960,930,297,806.25
  5. Step 5: Solve for x
    x = 6,960,930,297,806.25/1,741,381.50
  6. Step 6: Final answer
    x = 3,997,360.89

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.