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Finding the Third Proportional to 25,238 and 36,216

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Solution

The third proportional to 25,238 and 36,216 is: 51,969.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,238 : 36,216 = 36,216 : x
  2. Step 2: Convert to fraction form
    25,238/36,216 = 36,216/x
  3. Step 3: Cross multiply
    25,238x = 36,216 × 36,216
  4. Step 4: Simplify right side
    25,238x = 1,311,598,656
  5. Step 5: Solve for x
    x = 1,311,598,656/25,238
  6. Step 6: Final answer
    x = 51,969.20

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.