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Finding the Third Proportional to 170,955.50 and 372,013

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Solution

The third proportional to 170,955.50 and 372,013 is: 809,530.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,955.50 : 372,013 = 372,013 : x
  2. Step 2: Convert to fraction form
    170,955.50/372,013 = 372,013/x
  3. Step 3: Cross multiply
    170,955.50x = 372,013 × 372,013
  4. Step 4: Simplify right side
    170,955.50x = 138,393,672,169
  5. Step 5: Solve for x
    x = 138,393,672,169/170,955.50
  6. Step 6: Final answer
    x = 809,530.39

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.