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Finding the Third Proportional to 39,322.50 and 84,873

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Solution

The third proportional to 39,322.50 and 84,873 is: 183,188.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,322.50 : 84,873 = 84,873 : x
  2. Step 2: Convert to fraction form
    39,322.50/84,873 = 84,873/x
  3. Step 3: Cross multiply
    39,322.50x = 84,873 × 84,873
  4. Step 4: Simplify right side
    39,322.50x = 7,203,426,129
  5. Step 5: Solve for x
    x = 7,203,426,129/39,322.50
  6. Step 6: Final answer
    x = 183,188.41

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.