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Finding the Third Proportional to 84,583 and 126,875

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Solution

The third proportional to 84,583 and 126,875 is: 190,313.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,583 : 126,875 = 126,875 : x
  2. Step 2: Convert to fraction form
    84,583/126,875 = 126,875/x
  3. Step 3: Cross multiply
    84,583x = 126,875 × 126,875
  4. Step 4: Simplify right side
    84,583x = 16,097,265,625
  5. Step 5: Solve for x
    x = 16,097,265,625/84,583
  6. Step 6: Final answer
    x = 190,313.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.