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Finding the Third Proportional to 3,408,715.13 and 7,458,768

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Solution

The third proportional to 3,408,715.13 and 7,458,768 is: 16,320,876.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,408,715.13 : 7,458,768 = 7,458,768 : x
  2. Step 2: Convert to fraction form
    3,408,715.13/7,458,768 = 7,458,768/x
  3. Step 3: Cross multiply
    3,408,715.13x = 7,458,768 × 7,458,768
  4. Step 4: Simplify right side
    3,408,715.13x = 55,633,220,077,824
  5. Step 5: Solve for x
    x = 55,633,220,077,824/3,408,715.13
  6. Step 6: Final answer
    x = 16,320,876.94

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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.