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Finding the Third Proportional to 118,860 and 246,128

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Solution

The third proportional to 118,860 and 246,128 is: 509,666.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,860 : 246,128 = 246,128 : x
  2. Step 2: Convert to fraction form
    118,860/246,128 = 246,128/x
  3. Step 3: Cross multiply
    118,860x = 246,128 × 246,128
  4. Step 4: Simplify right side
    118,860x = 60,578,992,384
  5. Step 5: Solve for x
    x = 60,578,992,384/118,860
  6. Step 6: Final answer
    x = 509,666.77

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.