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Finding the Third Proportional to 30,616 and 46,836

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Solution

The third proportional to 30,616 and 46,836 is: 71,649.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,616 : 46,836 = 46,836 : x
  2. Step 2: Convert to fraction form
    30,616/46,836 = 46,836/x
  3. Step 3: Cross multiply
    30,616x = 46,836 × 46,836
  4. Step 4: Simplify right side
    30,616x = 2,193,610,896
  5. Step 5: Solve for x
    x = 2,193,610,896/30,616
  6. Step 6: Final answer
    x = 71,649.17

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.