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Finding the Third Proportional to 16,801,520 and 36,643,904

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Solution

The third proportional to 16,801,520 and 36,643,904 is: 79,919,894.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,801,520 : 36,643,904 = 36,643,904 : x
  2. Step 2: Convert to fraction form
    16,801,520/36,643,904 = 36,643,904/x
  3. Step 3: Cross multiply
    16,801,520x = 36,643,904 × 36,643,904
  4. Step 4: Simplify right side
    16,801,520x = 1,342,775,700,361,216
  5. Step 5: Solve for x
    x = 1,342,775,700,361,216/16,801,520
  6. Step 6: Final answer
    x = 79,919,894.17

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.