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Finding the Third Proportional to 7,536.80 and 16,458.19

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Solution

The third proportional to 7,536.80 and 16,458.19 is: 35,939.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,536.80 : 16,458.19 = 16,458.19 : x
  2. Step 2: Convert to fraction form
    7,536.80/16,458.19 = 16,458.19/x
  3. Step 3: Cross multiply
    7,536.80x = 16,458.19 × 16,458.19
  4. Step 4: Simplify right side
    7,536.80x = 270,871,935.79
  5. Step 5: Solve for x
    x = 270,871,935.79/7,536.80
  6. Step 6: Final answer
    x = 35,939.93

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.