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Finding the Third Proportional to 1,176,807 and 2,540,238

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Solution

The third proportional to 1,176,807 and 2,540,238 is: 5,483,319.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,176,807 : 2,540,238 = 2,540,238 : x
  2. Step 2: Convert to fraction form
    1,176,807/2,540,238 = 2,540,238/x
  3. Step 3: Cross multiply
    1,176,807x = 2,540,238 × 2,540,238
  4. Step 4: Simplify right side
    1,176,807x = 6,452,809,096,644
  5. Step 5: Solve for x
    x = 6,452,809,096,644/1,176,807
  6. Step 6: Final answer
    x = 5,483,319.78

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.