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Finding the Third Proportional to 8,716,238.44 and 19,001,890.69

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Solution

The third proportional to 8,716,238.44 and 19,001,890.69 is: 41,425,191.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,716,238.44 : 19,001,890.69 = 19,001,890.69 : x
  2. Step 2: Convert to fraction form
    8,716,238.44/19,001,890.69 = 19,001,890.69/x
  3. Step 3: Cross multiply
    8,716,238.44x = 19,001,890.69 × 19,001,890.69
  4. Step 4: Simplify right side
    8,716,238.44x = 361,071,849,699,699.25
  5. Step 5: Solve for x
    x = 361,071,849,699,699.25/8,716,238.44
  6. Step 6: Final answer
    x = 41,425,191.87

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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.