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Finding the Fourth Proportional to 620.73, 927.13 and 562.08

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Solution

The fourth proportional to 620.73, 927.13 and 562.08 is: 839.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    620.73 : 927.13 = 562.08 : x
  2. Step 2: Convert to fraction form
    620.73/927.13 = 562.08/x
  3. Step 3: Cross multiply
    620.73x = 927.13 × 562.08
  4. Step 4: Simplify right side
    620.73x = 521,121.23
  5. Step 5: Solve for x
    x = 521,121.23/620.73
  6. Step 6: Final answer
    x = 839.53

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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.