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Finding the Fourth Proportional to 596.81, 823.30 and 348.04

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Solution

The fourth proportional to 596.81, 823.30 and 348.04 is: 480.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    596.81 : 823.30 = 348.04 : x
  2. Step 2: Convert to fraction form
    596.81/823.30 = 348.04/x
  3. Step 3: Cross multiply
    596.81x = 823.30 × 348.04
  4. Step 4: Simplify right side
    596.81x = 286,539.71
  5. Step 5: Solve for x
    x = 286,539.71/596.81
  6. Step 6: Final answer
    x = 480.12

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.