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Finding the Third Proportional to 282.23 and 413.02

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Solution

The third proportional to 282.23 and 413.02 is: 604.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    282.23 : 413.02 = 413.02 : x
  2. Step 2: Convert to fraction form
    282.23/413.02 = 413.02/x
  3. Step 3: Cross multiply
    282.23x = 413.02 × 413.02
  4. Step 4: Simplify right side
    282.23x = 170,581.91
  5. Step 5: Solve for x
    x = 170,581.91/282.23
  6. Step 6: Final answer
    x = 604.40

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.