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Finding the Third Proportional to 17,388 and 24,842

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Solution

The third proportional to 17,388 and 24,842 is: 35,491.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,388 : 24,842 = 24,842 : x
  2. Step 2: Convert to fraction form
    17,388/24,842 = 24,842/x
  3. Step 3: Cross multiply
    17,388x = 24,842 × 24,842
  4. Step 4: Simplify right side
    17,388x = 617,124,964
  5. Step 5: Solve for x
    x = 617,124,964/17,388
  6. Step 6: Final answer
    x = 35,491.43

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.