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Finding the Third Proportional to 1,117,971 and 1,580,400

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Solution

The third proportional to 1,117,971 and 1,580,400 is: 2,234,104.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,117,971 : 1,580,400 = 1,580,400 : x
  2. Step 2: Convert to fraction form
    1,117,971/1,580,400 = 1,580,400/x
  3. Step 3: Cross multiply
    1,117,971x = 1,580,400 × 1,580,400
  4. Step 4: Simplify right side
    1,117,971x = 2,497,664,160,000
  5. Step 5: Solve for x
    x = 2,497,664,160,000/1,117,971
  6. Step 6: Final answer
    x = 2,234,104.61

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.