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Finding the Third Proportional to 3,938 and 6,046

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Solution

The third proportional to 3,938 and 6,046 is: 9,282.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,938 : 6,046 = 6,046 : x
  2. Step 2: Convert to fraction form
    3,938/6,046 = 6,046/x
  3. Step 3: Cross multiply
    3,938x = 6,046 × 6,046
  4. Step 4: Simplify right side
    3,938x = 36,554,116
  5. Step 5: Solve for x
    x = 36,554,116/3,938
  6. Step 6: Final answer
    x = 9,282.41

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.