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Finding the Third Proportional to 7,516.13 and 10,740.38

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Solution

The third proportional to 7,516.13 and 10,740.38 is: 15,347.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,516.13 : 10,740.38 = 10,740.38 : x
  2. Step 2: Convert to fraction form
    7,516.13/10,740.38 = 10,740.38/x
  3. Step 3: Cross multiply
    7,516.13x = 10,740.38 × 10,740.38
  4. Step 4: Simplify right side
    7,516.13x = 115,355,655.14
  5. Step 5: Solve for x
    x = 115,355,655.14/7,516.13
  6. Step 6: Final answer
    x = 15,347.76

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.