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Finding the Third Proportional to 10,509,545 and 22,639,738

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Solution

The third proportional to 10,509,545 and 22,639,738 is: 48,770,687.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,509,545 : 22,639,738 = 22,639,738 : x
  2. Step 2: Convert to fraction form
    10,509,545/22,639,738 = 22,639,738/x
  3. Step 3: Cross multiply
    10,509,545x = 22,639,738 × 22,639,738
  4. Step 4: Simplify right side
    10,509,545x = 512,557,736,708,644
  5. Step 5: Solve for x
    x = 512,557,736,708,644/10,509,545
  6. Step 6: Final answer
    x = 48,770,687.67

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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.