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Finding the Third Proportional to 14,213,821.50 and 20,257,580.25

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Solution

The third proportional to 14,213,821.50 and 20,257,580.25 is: 28,871,163.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,213,821.50 : 20,257,580.25 = 20,257,580.25 : x
  2. Step 2: Convert to fraction form
    14,213,821.50/20,257,580.25 = 20,257,580.25/x
  3. Step 3: Cross multiply
    14,213,821.50x = 20,257,580.25 × 20,257,580.25
  4. Step 4: Simplify right side
    14,213,821.50x = 410,369,557,585,190.06
  5. Step 5: Solve for x
    x = 410,369,557,585,190.06/14,213,821.50
  6. Step 6: Final answer
    x = 28,871,163.01

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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.