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Finding the Third Proportional to 5,301,879 and 8,159,495

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Solution

The third proportional to 5,301,879 and 8,159,495 is: 12,557,313.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,301,879 : 8,159,495 = 8,159,495 : x
  2. Step 2: Convert to fraction form
    5,301,879/8,159,495 = 8,159,495/x
  3. Step 3: Cross multiply
    5,301,879x = 8,159,495 × 8,159,495
  4. Step 4: Simplify right side
    5,301,879x = 66,577,358,655,025
  5. Step 5: Solve for x
    x = 66,577,358,655,025/5,301,879
  6. Step 6: Final answer
    x = 12,557,313.86

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.