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Finding the Third Proportional to 3,405,376.69 and 5,098,681.69

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Solution

The third proportional to 3,405,376.69 and 5,098,681.69 is: 7,633,973.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,405,376.69 : 5,098,681.69 = 5,098,681.69 : x
  2. Step 2: Convert to fraction form
    3,405,376.69/5,098,681.69 = 5,098,681.69/x
  3. Step 3: Cross multiply
    3,405,376.69x = 5,098,681.69 × 5,098,681.69
  4. Step 4: Simplify right side
    3,405,376.69x = 25,996,554,950,447.85
  5. Step 5: Solve for x
    x = 25,996,554,950,447.85/3,405,376.69
  6. Step 6: Final answer
    x = 7,633,973.37

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.