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Finding the Third Proportional to 2,786,358 and 4,251,603

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Solution

The third proportional to 2,786,358 and 4,251,603 is: 6,487,367.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,786,358 : 4,251,603 = 4,251,603 : x
  2. Step 2: Convert to fraction form
    2,786,358/4,251,603 = 4,251,603/x
  3. Step 3: Cross multiply
    2,786,358x = 4,251,603 × 4,251,603
  4. Step 4: Simplify right side
    2,786,358x = 18,076,128,069,609
  5. Step 5: Solve for x
    x = 18,076,128,069,609/2,786,358
  6. Step 6: Final answer
    x = 6,487,367.41

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.