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Finding the Third Proportional to 92,475 and 198,984

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Solution

The third proportional to 92,475 and 198,984 is: 428,165.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,475 : 198,984 = 198,984 : x
  2. Step 2: Convert to fraction form
    92,475/198,984 = 198,984/x
  3. Step 3: Cross multiply
    92,475x = 198,984 × 198,984
  4. Step 4: Simplify right side
    92,475x = 39,594,632,256
  5. Step 5: Solve for x
    x = 39,594,632,256/92,475
  6. Step 6: Final answer
    x = 428,165.80

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.