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Finding the Third Proportional to 15,303 and 33,517

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Solution

The third proportional to 15,303 and 33,517 is: 73,409.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,303 : 33,517 = 33,517 : x
  2. Step 2: Convert to fraction form
    15,303/33,517 = 33,517/x
  3. Step 3: Cross multiply
    15,303x = 33,517 × 33,517
  4. Step 4: Simplify right side
    15,303x = 1,123,389,289
  5. Step 5: Solve for x
    x = 1,123,389,289/15,303
  6. Step 6: Final answer
    x = 73,409.74

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.