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Finding the Third Proportional to 197,061.75 and 433,489.50

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Solution

The third proportional to 197,061.75 and 433,489.50 is: 953,574.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,061.75 : 433,489.50 = 433,489.50 : x
  2. Step 2: Convert to fraction form
    197,061.75/433,489.50 = 433,489.50/x
  3. Step 3: Cross multiply
    197,061.75x = 433,489.50 × 433,489.50
  4. Step 4: Simplify right side
    197,061.75x = 187,913,146,610.25
  5. Step 5: Solve for x
    x = 187,913,146,610.25/197,061.75
  6. Step 6: Final answer
    x = 953,574.94

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.