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Finding the Third Proportional to 1,255,709 and 2,750,287

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Solution

The third proportional to 1,255,709 and 2,750,287 is: 6,023,751.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,255,709 : 2,750,287 = 2,750,287 : x
  2. Step 2: Convert to fraction form
    1,255,709/2,750,287 = 2,750,287/x
  3. Step 3: Cross multiply
    1,255,709x = 2,750,287 × 2,750,287
  4. Step 4: Simplify right side
    1,255,709x = 7,564,078,582,369
  5. Step 5: Solve for x
    x = 7,564,078,582,369/1,255,709
  6. Step 6: Final answer
    x = 6,023,751.19

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.