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Finding the Third Proportional to 1,871,890.25 and 2,674,974.47

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Solution

The third proportional to 1,871,890.25 and 2,674,974.47 is: 3,822,600.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,871,890.25 : 2,674,974.47 = 2,674,974.47 : x
  2. Step 2: Convert to fraction form
    1,871,890.25/2,674,974.47 = 2,674,974.47/x
  3. Step 3: Cross multiply
    1,871,890.25x = 2,674,974.47 × 2,674,974.47
  4. Step 4: Simplify right side
    1,871,890.25x = 7,155,488,408,464.35
  5. Step 5: Solve for x
    x = 7,155,488,408,464.35/1,871,890.25
  6. Step 6: Final answer
    x = 3,822,600.39

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.