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Finding the Third Proportional to 17,880.94 and 26,274

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Solution

The third proportional to 17,880.94 and 26,274 is: 38,606.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,880.94 : 26,274 = 26,274 : x
  2. Step 2: Convert to fraction form
    17,880.94/26,274 = 26,274/x
  3. Step 3: Cross multiply
    17,880.94x = 26,274 × 26,274
  4. Step 4: Simplify right side
    17,880.94x = 690,323,076
  5. Step 5: Solve for x
    x = 690,323,076/17,880.94
  6. Step 6: Final answer
    x = 38,606.65

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.