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Finding the Third Proportional to 197,265 and 305,104.50

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Solution

The third proportional to 197,265 and 305,104.50 is: 471,896.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,265 : 305,104.50 = 305,104.50 : x
  2. Step 2: Convert to fraction form
    197,265/305,104.50 = 305,104.50/x
  3. Step 3: Cross multiply
    197,265x = 305,104.50 × 305,104.50
  4. Step 4: Simplify right side
    197,265x = 93,088,755,920.25
  5. Step 5: Solve for x
    x = 93,088,755,920.25/197,265
  6. Step 6: Final answer
    x = 471,896.97

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.