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Finding the Third Proportional to 166,955.25 and 393,715.88

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Solution

The third proportional to 166,955.25 and 393,715.88 is: 928,465.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,955.25 : 393,715.88 = 393,715.88 : x
  2. Step 2: Convert to fraction form
    166,955.25/393,715.88 = 393,715.88/x
  3. Step 3: Cross multiply
    166,955.25x = 393,715.88 × 393,715.88
  4. Step 4: Simplify right side
    166,955.25x = 155,012,190,227.02
  5. Step 5: Solve for x
    x = 155,012,190,227.02/166,955.25
  6. Step 6: Final answer
    x = 928,465.50

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.