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Finding the Third Proportional to 1,621,407 and 3,753,655.50

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Solution

The third proportional to 1,621,407 and 3,753,655.50 is: 8,689,940.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,621,407 : 3,753,655.50 = 3,753,655.50 : x
  2. Step 2: Convert to fraction form
    1,621,407/3,753,655.50 = 3,753,655.50/x
  3. Step 3: Cross multiply
    1,621,407x = 3,753,655.50 × 3,753,655.50
  4. Step 4: Simplify right side
    1,621,407x = 14,089,929,612,680.25
  5. Step 5: Solve for x
    x = 14,089,929,612,680.25/1,621,407
  6. Step 6: Final answer
    x = 8,689,940.04

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Why These Related Problems?

These problems maintain the same ratio (2.32) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.