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Finding the Third Proportional to 23,460 and 36,380

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Solution

The third proportional to 23,460 and 36,380 is: 56,415.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,460 : 36,380 = 36,380 : x
  2. Step 2: Convert to fraction form
    23,460/36,380 = 36,380/x
  3. Step 3: Cross multiply
    23,460x = 36,380 × 36,380
  4. Step 4: Simplify right side
    23,460x = 1,323,504,400
  5. Step 5: Solve for x
    x = 1,323,504,400/23,460
  6. Step 6: Final answer
    x = 56,415.36

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.