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Finding the Third Proportional to 4,431,958.88 and 9,525,991.50

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Solution

The third proportional to 4,431,958.88 and 9,525,991.50 is: 20,475,035.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,431,958.88 : 9,525,991.50 = 9,525,991.50 : x
  2. Step 2: Convert to fraction form
    4,431,958.88/9,525,991.50 = 9,525,991.50/x
  3. Step 3: Cross multiply
    4,431,958.88x = 9,525,991.50 × 9,525,991.50
  4. Step 4: Simplify right side
    4,431,958.88x = 90,744,514,058,072.25
  5. Step 5: Solve for x
    x = 90,744,514,058,072.25/4,431,958.88
  6. Step 6: Final answer
    x = 20,475,035.22

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.