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Finding the Third Proportional to 312,636,843 and 459,861,714

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Solution

The third proportional to 312,636,843 and 459,861,714 is: 676,416,745.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    312,636,843 : 459,861,714 = 459,861,714 : x
  2. Step 2: Convert to fraction form
    312,636,843/459,861,714 = 459,861,714/x
  3. Step 3: Cross multiply
    312,636,843x = 459,861,714 × 459,861,714
  4. Step 4: Simplify right side
    312,636,843x = 211,472,796,003,017,792
  5. Step 5: Solve for x
    x = 211,472,796,003,017,792/312,636,843
  6. Step 6: Final answer
    x = 676,416,745.94

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.