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Finding the Third Proportional to 52,558 and 79,383

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Solution

The third proportional to 52,558 and 79,383 is: 119,899.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,558 : 79,383 = 79,383 : x
  2. Step 2: Convert to fraction form
    52,558/79,383 = 79,383/x
  3. Step 3: Cross multiply
    52,558x = 79,383 × 79,383
  4. Step 4: Simplify right side
    52,558x = 6,301,660,689
  5. Step 5: Solve for x
    x = 6,301,660,689/52,558
  6. Step 6: Final answer
    x = 119,899.17

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.