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Finding the Third Proportional to 10,509,578 and 22,639,804

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Solution

The third proportional to 10,509,578 and 22,639,804 is: 48,770,818.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,509,578 : 22,639,804 = 22,639,804 : x
  2. Step 2: Convert to fraction form
    10,509,578/22,639,804 = 22,639,804/x
  3. Step 3: Cross multiply
    10,509,578x = 22,639,804 × 22,639,804
  4. Step 4: Simplify right side
    10,509,578x = 512,560,725,158,416
  5. Step 5: Solve for x
    x = 512,560,725,158,416/10,509,578
  6. Step 6: Final answer
    x = 48,770,818.88

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.