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Finding the Third Proportional to 1,140,520 and 2,449,520

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Solution

The third proportional to 1,140,520 and 2,449,520 is: 5,260,888.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,140,520 : 2,449,520 = 2,449,520 : x
  2. Step 2: Convert to fraction form
    1,140,520/2,449,520 = 2,449,520/x
  3. Step 3: Cross multiply
    1,140,520x = 2,449,520 × 2,449,520
  4. Step 4: Simplify right side
    1,140,520x = 6,000,148,230,400
  5. Step 5: Solve for x
    x = 6,000,148,230,400/1,140,520
  6. Step 6: Final answer
    x = 5,260,888.22

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.