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Finding the Third Proportional to 7,293.94 and 10,707.75

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Solution

The third proportional to 7,293.94 and 10,707.75 is: 15,719.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,293.94 : 10,707.75 = 10,707.75 : x
  2. Step 2: Convert to fraction form
    7,293.94/10,707.75 = 10,707.75/x
  3. Step 3: Cross multiply
    7,293.94x = 10,707.75 × 10,707.75
  4. Step 4: Simplify right side
    7,293.94x = 114,655,910.06
  5. Step 5: Solve for x
    x = 114,655,910.06/7,293.94
  6. Step 6: Final answer
    x = 15,719.34

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.