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Finding the Third Proportional to 142,024 and 306,192

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Solution

The third proportional to 142,024 and 306,192 is: 660,124.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,024 : 306,192 = 306,192 : x
  2. Step 2: Convert to fraction form
    142,024/306,192 = 306,192/x
  3. Step 3: Cross multiply
    142,024x = 306,192 × 306,192
  4. Step 4: Simplify right side
    142,024x = 93,753,540,864
  5. Step 5: Solve for x
    x = 93,753,540,864/142,024
  6. Step 6: Final answer
    x = 660,124.63

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.