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Finding the Third Proportional to 1,176,987 and 2,495,211

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Solution

The third proportional to 1,176,987 and 2,495,211 is: 5,289,844.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,176,987 : 2,495,211 = 2,495,211 : x
  2. Step 2: Convert to fraction form
    1,176,987/2,495,211 = 2,495,211/x
  3. Step 3: Cross multiply
    1,176,987x = 2,495,211 × 2,495,211
  4. Step 4: Simplify right side
    1,176,987x = 6,226,077,934,521
  5. Step 5: Solve for x
    x = 6,226,077,934,521/1,176,987
  6. Step 6: Final answer
    x = 5,289,844.27

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.