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Finding the Third Proportional to 479.67 and 1,032.75

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Solution

The third proportional to 479.67 and 1,032.75 is: 2,223.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    479.67 : 1,032.75 = 1,032.75 : x
  2. Step 2: Convert to fraction form
    479.67/1,032.75 = 1,032.75/x
  3. Step 3: Cross multiply
    479.67x = 1,032.75 × 1,032.75
  4. Step 4: Simplify right side
    479.67x = 1,066,572.56
  5. Step 5: Solve for x
    x = 1,066,572.56/479.67
  6. Step 6: Final answer
    x = 2,223.55

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.