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Finding the Third Proportional to 538.88 and 723.38

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Solution

The third proportional to 538.88 and 723.38 is: 971.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    538.88 : 723.38 = 723.38 : x
  2. Step 2: Convert to fraction form
    538.88/723.38 = 723.38/x
  3. Step 3: Cross multiply
    538.88x = 723.38 × 723.38
  4. Step 4: Simplify right side
    538.88x = 523,271.39
  5. Step 5: Solve for x
    x = 523,271.39/538.88
  6. Step 6: Final answer
    x = 971.04

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These problems maintain the same ratio (1.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.