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Finding the Fourth Proportional to 576.06, 794.52 and 354.62

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Solution

The fourth proportional to 576.06, 794.52 and 354.62 is: 489.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    576.06 : 794.52 = 354.62 : x
  2. Step 2: Convert to fraction form
    576.06/794.52 = 354.62/x
  3. Step 3: Cross multiply
    576.06x = 794.52 × 354.62
  4. Step 4: Simplify right side
    576.06x = 281,748.71
  5. Step 5: Solve for x
    x = 281,748.71/576.06
  6. Step 6: Final answer
    x = 489.10

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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.