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Finding the Third Proportional to 68,526 and 107,406

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Solution

The third proportional to 68,526 and 107,406 is: 168,345.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,526 : 107,406 = 107,406 : x
  2. Step 2: Convert to fraction form
    68,526/107,406 = 107,406/x
  3. Step 3: Cross multiply
    68,526x = 107,406 × 107,406
  4. Step 4: Simplify right side
    68,526x = 11,536,048,836
  5. Step 5: Solve for x
    x = 11,536,048,836/68,526
  6. Step 6: Final answer
    x = 168,345.57

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.