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Finding the Third Proportional to 433,778.63 and 648,114.75

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Solution

The third proportional to 433,778.63 and 648,114.75 is: 968,357.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,778.63 : 648,114.75 = 648,114.75 : x
  2. Step 2: Convert to fraction form
    433,778.63/648,114.75 = 648,114.75/x
  3. Step 3: Cross multiply
    433,778.63x = 648,114.75 × 648,114.75
  4. Step 4: Simplify right side
    433,778.63x = 420,052,729,167.56
  5. Step 5: Solve for x
    x = 420,052,729,167.56/433,778.63
  6. Step 6: Final answer
    x = 968,357.37

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.