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Finding the Third Proportional to 8,465.50 and 18,146

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Solution

The third proportional to 8,465.50 and 18,146 is: 38,896.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,465.50 : 18,146 = 18,146 : x
  2. Step 2: Convert to fraction form
    8,465.50/18,146 = 18,146/x
  3. Step 3: Cross multiply
    8,465.50x = 18,146 × 18,146
  4. Step 4: Simplify right side
    8,465.50x = 329,277,316
  5. Step 5: Solve for x
    x = 329,277,316/8,465.50
  6. Step 6: Final answer
    x = 38,896.38

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.