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Finding the Third Proportional to 8,519,611.50 and 18,742,491

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Solution

The third proportional to 8,519,611.50 and 18,742,491 is: 41,232,040.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,519,611.50 : 18,742,491 = 18,742,491 : x
  2. Step 2: Convert to fraction form
    8,519,611.50/18,742,491 = 18,742,491/x
  3. Step 3: Cross multiply
    8,519,611.50x = 18,742,491 × 18,742,491
  4. Step 4: Simplify right side
    8,519,611.50x = 351,280,968,885,081
  5. Step 5: Solve for x
    x = 351,280,968,885,081/8,519,611.50
  6. Step 6: Final answer
    x = 41,232,040.79

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.