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Finding the Third Proportional to 3,661,432.88 and 7,973,769.38

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Solution

The third proportional to 3,661,432.88 and 7,973,769.38 is: 17,365,059.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,661,432.88 : 7,973,769.38 = 7,973,769.38 : x
  2. Step 2: Convert to fraction form
    3,661,432.88/7,973,769.38 = 7,973,769.38/x
  3. Step 3: Cross multiply
    3,661,432.88x = 7,973,769.38 × 7,973,769.38
  4. Step 4: Simplify right side
    3,661,432.88x = 63,580,998,045,687.89
  5. Step 5: Solve for x
    x = 63,580,998,045,687.89/3,661,432.88
  6. Step 6: Final answer
    x = 17,365,059.04

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.