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Finding the Third Proportional to 134,718 and 196,146

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Solution

The third proportional to 134,718 and 196,146 is: 285,583.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,718 : 196,146 = 196,146 : x
  2. Step 2: Convert to fraction form
    134,718/196,146 = 196,146/x
  3. Step 3: Cross multiply
    134,718x = 196,146 × 196,146
  4. Step 4: Simplify right side
    134,718x = 38,473,253,316
  5. Step 5: Solve for x
    x = 38,473,253,316/134,718
  6. Step 6: Final answer
    x = 285,583.61

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.