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Finding the Third Proportional to 8,519,605.50 and 18,742,479

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Solution

The third proportional to 8,519,605.50 and 18,742,479 is: 41,232,017.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,519,605.50 : 18,742,479 = 18,742,479 : x
  2. Step 2: Convert to fraction form
    8,519,605.50/18,742,479 = 18,742,479/x
  3. Step 3: Cross multiply
    8,519,605.50x = 18,742,479 × 18,742,479
  4. Step 4: Simplify right side
    8,519,605.50x = 351,280,519,065,441
  5. Step 5: Solve for x
    x = 351,280,519,065,441/8,519,605.50
  6. Step 6: Final answer
    x = 41,232,017.03

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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.