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Finding the Third Proportional to 11,137,309.25 and 17,721,825.25

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Solution

The third proportional to 11,137,309.25 and 17,721,825.25 is: 28,199,189.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,137,309.25 : 17,721,825.25 = 17,721,825.25 : x
  2. Step 2: Convert to fraction form
    11,137,309.25/17,721,825.25 = 17,721,825.25/x
  3. Step 3: Cross multiply
    11,137,309.25x = 17,721,825.25 × 17,721,825.25
  4. Step 4: Simplify right side
    11,137,309.25x = 314,063,090,191,537.56
  5. Step 5: Solve for x
    x = 314,063,090,191,537.56/11,137,309.25
  6. Step 6: Final answer
    x = 28,199,189.15

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.