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Finding the Third Proportional to 1,353,869.44 and 2,973,474.56

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Solution

The third proportional to 1,353,869.44 and 2,973,474.56 is: 6,530,578.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,353,869.44 : 2,973,474.56 = 2,973,474.56 : x
  2. Step 2: Convert to fraction form
    1,353,869.44/2,973,474.56 = 2,973,474.56/x
  3. Step 3: Cross multiply
    1,353,869.44x = 2,973,474.56 × 2,973,474.56
  4. Step 4: Simplify right side
    1,353,869.44x = 8,841,550,973,834.57
  5. Step 5: Solve for x
    x = 8,841,550,973,834.57/1,353,869.44
  6. Step 6: Final answer
    x = 6,530,578.75

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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.