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Finding the Third Proportional to 118,717.50 and 169,754.50

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Solution

The third proportional to 118,717.50 and 169,754.50 is: 242,732.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,717.50 : 169,754.50 = 169,754.50 : x
  2. Step 2: Convert to fraction form
    118,717.50/169,754.50 = 169,754.50/x
  3. Step 3: Cross multiply
    118,717.50x = 169,754.50 × 169,754.50
  4. Step 4: Simplify right side
    118,717.50x = 28,816,590,270.25
  5. Step 5: Solve for x
    x = 28,816,590,270.25/118,717.50
  6. Step 6: Final answer
    x = 242,732.46

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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.