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Finding the Third Proportional to 624.94 and 852.47

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Solution

The third proportional to 624.94 and 852.47 is: 1,162.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    624.94 : 852.47 = 852.47 : x
  2. Step 2: Convert to fraction form
    624.94/852.47 = 852.47/x
  3. Step 3: Cross multiply
    624.94x = 852.47 × 852.47
  4. Step 4: Simplify right side
    624.94x = 726,702.97
  5. Step 5: Solve for x
    x = 726,702.97/624.94
  6. Step 6: Final answer
    x = 1,162.84

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.