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Finding the Third Proportional to 1,201,335 and 2,555,275

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Solution

The third proportional to 1,201,335 and 2,555,275 is: 5,435,145.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,201,335 : 2,555,275 = 2,555,275 : x
  2. Step 2: Convert to fraction form
    1,201,335/2,555,275 = 2,555,275/x
  3. Step 3: Cross multiply
    1,201,335x = 2,555,275 × 2,555,275
  4. Step 4: Simplify right side
    1,201,335x = 6,529,430,325,625
  5. Step 5: Solve for x
    x = 6,529,430,325,625/1,201,335
  6. Step 6: Final answer
    x = 5,435,145.34

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.