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Finding the Third Proportional to 238.50 and 468

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Solution

The third proportional to 238.50 and 468 is: 918.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    238.50 : 468 = 468 : x
  2. Step 2: Convert to fraction form
    238.50/468 = 468/x
  3. Step 3: Cross multiply
    238.50x = 468 × 468
  4. Step 4: Simplify right side
    238.50x = 219,024
  5. Step 5: Solve for x
    x = 219,024/238.50
  6. Step 6: Final answer
    x = 918.34

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These problems maintain the same ratio (1.96) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.