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Finding the Third Proportional to 39,399 and 84,334.50

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Solution

The third proportional to 39,399 and 84,334.50 is: 180,520.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,399 : 84,334.50 = 84,334.50 : x
  2. Step 2: Convert to fraction form
    39,399/84,334.50 = 84,334.50/x
  3. Step 3: Cross multiply
    39,399x = 84,334.50 × 84,334.50
  4. Step 4: Simplify right side
    39,399x = 7,112,307,890.25
  5. Step 5: Solve for x
    x = 7,112,307,890.25/39,399
  6. Step 6: Final answer
    x = 180,520.01

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.