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Finding the Third Proportional to 25,147,891.50 and 55,003,503

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Solution

The third proportional to 25,147,891.50 and 55,003,503 is: 120,303,737.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,147,891.50 : 55,003,503 = 55,003,503 : x
  2. Step 2: Convert to fraction form
    25,147,891.50/55,003,503 = 55,003,503/x
  3. Step 3: Cross multiply
    25,147,891.50x = 55,003,503 × 55,003,503
  4. Step 4: Simplify right side
    25,147,891.50x = 3,025,385,342,271,009
  5. Step 5: Solve for x
    x = 3,025,385,342,271,009/25,147,891.50
  6. Step 6: Final answer
    x = 120,303,737.68

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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.