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Finding the Third Proportional to 8,684,886 and 18,562,477

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Solution

The third proportional to 8,684,886 and 18,562,477 is: 39,674,159.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,684,886 : 18,562,477 = 18,562,477 : x
  2. Step 2: Convert to fraction form
    8,684,886/18,562,477 = 18,562,477/x
  3. Step 3: Cross multiply
    8,684,886x = 18,562,477 × 18,562,477
  4. Step 4: Simplify right side
    8,684,886x = 344,565,552,375,529
  5. Step 5: Solve for x
    x = 344,565,552,375,529/8,684,886
  6. Step 6: Final answer
    x = 39,674,159.50

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.