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Finding the Third Proportional to 8,527,450 and 13,120,533

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Solution

The third proportional to 8,527,450 and 13,120,533 is: 20,187,557.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,527,450 : 13,120,533 = 13,120,533 : x
  2. Step 2: Convert to fraction form
    8,527,450/13,120,533 = 13,120,533/x
  3. Step 3: Cross multiply
    8,527,450x = 13,120,533 × 13,120,533
  4. Step 4: Simplify right side
    8,527,450x = 172,148,386,204,089
  5. Step 5: Solve for x
    x = 172,148,386,204,089/8,527,450
  6. Step 6: Final answer
    x = 20,187,557.38

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.