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Finding the Third Proportional to 527.25 and 723.75

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Solution

The third proportional to 527.25 and 723.75 is: 993.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    527.25 : 723.75 = 723.75 : x
  2. Step 2: Convert to fraction form
    527.25/723.75 = 723.75/x
  3. Step 3: Cross multiply
    527.25x = 723.75 × 723.75
  4. Step 4: Simplify right side
    527.25x = 523,814.06
  5. Step 5: Solve for x
    x = 523,814.06/527.25
  6. Step 6: Final answer
    x = 993.48

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.