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Finding the Third Proportional to 3,939,184.25 and 8,568,549.25

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Solution

The third proportional to 3,939,184.25 and 8,568,549.25 is: 18,638,385.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,939,184.25 : 8,568,549.25 = 8,568,549.25 : x
  2. Step 2: Convert to fraction form
    3,939,184.25/8,568,549.25 = 8,568,549.25/x
  3. Step 3: Cross multiply
    3,939,184.25x = 8,568,549.25 × 8,568,549.25
  4. Step 4: Simplify right side
    3,939,184.25x = 73,420,036,249,675.56
  5. Step 5: Solve for x
    x = 73,420,036,249,675.56/3,939,184.25
  6. Step 6: Final answer
    x = 18,638,385.92

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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.