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Finding the Third Proportional to 374.25 and 604.50

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Solution

The third proportional to 374.25 and 604.50 is: 976.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    374.25 : 604.50 = 604.50 : x
  2. Step 2: Convert to fraction form
    374.25/604.50 = 604.50/x
  3. Step 3: Cross multiply
    374.25x = 604.50 × 604.50
  4. Step 4: Simplify right side
    374.25x = 365,420.25
  5. Step 5: Solve for x
    x = 365,420.25/374.25
  6. Step 6: Final answer
    x = 976.41

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Why These Related Problems?

These problems maintain the same ratio (1.62) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.