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Finding the Third Proportional to 294 and 551.25

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Solution

The third proportional to 294 and 551.25 is: 1,033.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    294 : 551.25 = 551.25 : x
  2. Step 2: Convert to fraction form
    294/551.25 = 551.25/x
  3. Step 3: Cross multiply
    294x = 551.25 × 551.25
  4. Step 4: Simplify right side
    294x = 303,876.56
  5. Step 5: Solve for x
    x = 303,876.56/294
  6. Step 6: Final answer
    x = 1,033.59

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Why These Related Problems?

These problems maintain the same ratio (1.88) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.