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Finding the Third Proportional to 75,735 and 118,809

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Solution

The third proportional to 75,735 and 118,809 is: 186,381.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,735 : 118,809 = 118,809 : x
  2. Step 2: Convert to fraction form
    75,735/118,809 = 118,809/x
  3. Step 3: Cross multiply
    75,735x = 118,809 × 118,809
  4. Step 4: Simplify right side
    75,735x = 14,115,578,481
  5. Step 5: Solve for x
    x = 14,115,578,481/75,735
  6. Step 6: Final answer
    x = 186,381.18

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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.