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Finding the Third Proportional to 3,792,313.69 and 8,357,623.03

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Solution

The third proportional to 3,792,313.69 and 8,357,623.03 is: 18,418,798.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,792,313.69 : 8,357,623.03 = 8,357,623.03 : x
  2. Step 2: Convert to fraction form
    3,792,313.69/8,357,623.03 = 8,357,623.03/x
  3. Step 3: Cross multiply
    3,792,313.69x = 8,357,623.03 × 8,357,623.03
  4. Step 4: Simplify right side
    3,792,313.69x = 69,849,862,732,480.44
  5. Step 5: Solve for x
    x = 69,849,862,732,480.44/3,792,313.69
  6. Step 6: Final answer
    x = 18,418,798.78

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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.