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Finding the Third Proportional to 39,852 and 83,835

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Solution

The third proportional to 39,852 and 83,835 is: 176,360.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,852 : 83,835 = 83,835 : x
  2. Step 2: Convert to fraction form
    39,852/83,835 = 83,835/x
  3. Step 3: Cross multiply
    39,852x = 83,835 × 83,835
  4. Step 4: Simplify right side
    39,852x = 7,028,307,225
  5. Step 5: Solve for x
    x = 7,028,307,225/39,852
  6. Step 6: Final answer
    x = 176,360.21

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Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.