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Finding the Third Proportional to 133,340 and 187,560

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Solution

The third proportional to 133,340 and 187,560 is: 263,827.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,340 : 187,560 = 187,560 : x
  2. Step 2: Convert to fraction form
    133,340/187,560 = 187,560/x
  3. Step 3: Cross multiply
    133,340x = 187,560 × 187,560
  4. Step 4: Simplify right side
    133,340x = 35,178,753,600
  5. Step 5: Solve for x
    x = 35,178,753,600/133,340
  6. Step 6: Final answer
    x = 263,827.46

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.