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Finding the Third Proportional to 3,985,065 and 8,253,686.25

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Solution

The third proportional to 3,985,065 and 8,253,686.25 is: 17,094,661.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,985,065 : 8,253,686.25 = 8,253,686.25 : x
  2. Step 2: Convert to fraction form
    3,985,065/8,253,686.25 = 8,253,686.25/x
  3. Step 3: Cross multiply
    3,985,065x = 8,253,686.25 × 8,253,686.25
  4. Step 4: Simplify right side
    3,985,065x = 68,123,336,713,439.06
  5. Step 5: Solve for x
    x = 68,123,336,713,439.06/3,985,065
  6. Step 6: Final answer
    x = 17,094,661.37

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.