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Finding the Third Proportional to 5,344,863.47 and 11,669,799.09

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Solution

The third proportional to 5,344,863.47 and 11,669,799.09 is: 25,479,455.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,344,863.47 : 11,669,799.09 = 11,669,799.09 : x
  2. Step 2: Convert to fraction form
    5,344,863.47/11,669,799.09 = 11,669,799.09/x
  3. Step 3: Cross multiply
    5,344,863.47x = 11,669,799.09 × 11,669,799.09
  4. Step 4: Simplify right side
    5,344,863.47x = 136,184,210,888,488.33
  5. Step 5: Solve for x
    x = 136,184,210,888,488.33/5,344,863.47
  6. Step 6: Final answer
    x = 25,479,455.50

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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.