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Finding the Third Proportional to 171,356.50 and 371,313

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Solution

The third proportional to 171,356.50 and 371,313 is: 804,599.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,356.50 : 371,313 = 371,313 : x
  2. Step 2: Convert to fraction form
    171,356.50/371,313 = 371,313/x
  3. Step 3: Cross multiply
    171,356.50x = 371,313 × 371,313
  4. Step 4: Simplify right side
    171,356.50x = 137,873,343,969
  5. Step 5: Solve for x
    x = 137,873,343,969/171,356.50
  6. Step 6: Final answer
    x = 804,599.44

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.