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Finding the Third Proportional to 7,795.97 and 11,681.72

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Solution

The third proportional to 7,795.97 and 11,681.72 is: 17,504.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,795.97 : 11,681.72 = 11,681.72 : x
  2. Step 2: Convert to fraction form
    7,795.97/11,681.72 = 11,681.72/x
  3. Step 3: Cross multiply
    7,795.97x = 11,681.72 × 11,681.72
  4. Step 4: Simplify right side
    7,795.97x = 136,462,552.95
  5. Step 5: Solve for x
    x = 136,462,552.95/7,795.97
  6. Step 6: Final answer
    x = 17,504.25

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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.