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Finding the Third Proportional to 17,322 and 27,136

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Solution

The third proportional to 17,322 and 27,136 is: 42,510.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,322 : 27,136 = 27,136 : x
  2. Step 2: Convert to fraction form
    17,322/27,136 = 27,136/x
  3. Step 3: Cross multiply
    17,322x = 27,136 × 27,136
  4. Step 4: Simplify right side
    17,322x = 736,362,496
  5. Step 5: Solve for x
    x = 736,362,496/17,322
  6. Step 6: Final answer
    x = 42,510.25

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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.