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Finding the Third Proportional to 1,176,786 and 2,540,196

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Solution

The third proportional to 1,176,786 and 2,540,196 is: 5,483,236.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,176,786 : 2,540,196 = 2,540,196 : x
  2. Step 2: Convert to fraction form
    1,176,786/2,540,196 = 2,540,196/x
  3. Step 3: Cross multiply
    1,176,786x = 2,540,196 × 2,540,196
  4. Step 4: Simplify right side
    1,176,786x = 6,452,595,718,416
  5. Step 5: Solve for x
    x = 6,452,595,718,416/1,176,786
  6. Step 6: Final answer
    x = 5,483,236.31

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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.