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Finding the Third Proportional to 889,720 and 2,099,411

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Solution

The third proportional to 889,720 and 2,099,411 is: 4,953,835.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,720 : 2,099,411 = 2,099,411 : x
  2. Step 2: Convert to fraction form
    889,720/2,099,411 = 2,099,411/x
  3. Step 3: Cross multiply
    889,720x = 2,099,411 × 2,099,411
  4. Step 4: Simplify right side
    889,720x = 4,407,526,546,921
  5. Step 5: Solve for x
    x = 4,407,526,546,921/889,720
  6. Step 6: Final answer
    x = 4,953,835.53

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.