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Finding the Third Proportional to 47,636 and 75,364

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Solution

The third proportional to 47,636 and 75,364 is: 119,231.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,636 : 75,364 = 75,364 : x
  2. Step 2: Convert to fraction form
    47,636/75,364 = 75,364/x
  3. Step 3: Cross multiply
    47,636x = 75,364 × 75,364
  4. Step 4: Simplify right side
    47,636x = 5,679,732,496
  5. Step 5: Solve for x
    x = 5,679,732,496/47,636
  6. Step 6: Final answer
    x = 119,231.94

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Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.