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Finding the Third Proportional to 7,260.81 and 10,756.31

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Solution

The third proportional to 7,260.81 and 10,756.31 is: 15,934.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,260.81 : 10,756.31 = 10,756.31 : x
  2. Step 2: Convert to fraction form
    7,260.81/10,756.31 = 10,756.31/x
  3. Step 3: Cross multiply
    7,260.81x = 10,756.31 × 10,756.31
  4. Step 4: Simplify right side
    7,260.81x = 115,698,195.57
  5. Step 5: Solve for x
    x = 115,698,195.57/7,260.81
  6. Step 6: Final answer
    x = 15,934.61

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Why These Related Problems?

These problems maintain the same ratio (1.48) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.