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Finding the Third Proportional to 6,979,472 and 15,336,677

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Solution

The third proportional to 6,979,472 and 15,336,677 is: 33,700,781.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,979,472 : 15,336,677 = 15,336,677 : x
  2. Step 2: Convert to fraction form
    6,979,472/15,336,677 = 15,336,677/x
  3. Step 3: Cross multiply
    6,979,472x = 15,336,677 × 15,336,677
  4. Step 4: Simplify right side
    6,979,472x = 235,213,661,402,329
  5. Step 5: Solve for x
    x = 235,213,661,402,329/6,979,472
  6. Step 6: Final answer
    x = 33,700,781.58

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.