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Finding the Third Proportional to 12,958 and 18,350.94

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Solution

The third proportional to 12,958 and 18,350.94 is: 25,988.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,958 : 18,350.94 = 18,350.94 : x
  2. Step 2: Convert to fraction form
    12,958/18,350.94 = 18,350.94/x
  3. Step 3: Cross multiply
    12,958x = 18,350.94 × 18,350.94
  4. Step 4: Simplify right side
    12,958x = 336,756,907.13
  5. Step 5: Solve for x
    x = 336,756,907.13/12,958
  6. Step 6: Final answer
    x = 25,988.34

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Why These Related Problems?

These problems maintain the same ratio (1.42) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.