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Finding the Third Proportional to 230.50 and 584.50

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Solution

The third proportional to 230.50 and 584.50 is: 1,482.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    230.50 : 584.50 = 584.50 : x
  2. Step 2: Convert to fraction form
    230.50/584.50 = 584.50/x
  3. Step 3: Cross multiply
    230.50x = 584.50 × 584.50
  4. Step 4: Simplify right side
    230.50x = 341,640.25
  5. Step 5: Solve for x
    x = 341,640.25/230.50
  6. Step 6: Final answer
    x = 1,482.17

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Why These Related Problems?

These problems maintain the same ratio (2.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.