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Finding the Third Proportional to 68,006 and 147,310

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Solution

The third proportional to 68,006 and 147,310 is: 319,092.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,006 : 147,310 = 147,310 : x
  2. Step 2: Convert to fraction form
    68,006/147,310 = 147,310/x
  3. Step 3: Cross multiply
    68,006x = 147,310 × 147,310
  4. Step 4: Simplify right side
    68,006x = 21,700,236,100
  5. Step 5: Solve for x
    x = 21,700,236,100/68,006
  6. Step 6: Final answer
    x = 319,092.96

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.