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Finding the Third Proportional to 5,271,745.50 and 11,510,145

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Solution

The third proportional to 5,271,745.50 and 11,510,145 is: 25,130,848.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,271,745.50 : 11,510,145 = 11,510,145 : x
  2. Step 2: Convert to fraction form
    5,271,745.50/11,510,145 = 11,510,145/x
  3. Step 3: Cross multiply
    5,271,745.50x = 11,510,145 × 11,510,145
  4. Step 4: Simplify right side
    5,271,745.50x = 132,483,437,921,025
  5. Step 5: Solve for x
    x = 132,483,437,921,025/5,271,745.50
  6. Step 6: Final answer
    x = 25,130,848.58

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.