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Finding the Fourth Proportional to 590.41, 886.05 and 554.56

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Solution

The fourth proportional to 590.41, 886.05 and 554.56 is: 832.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    590.41 : 886.05 = 554.56 : x
  2. Step 2: Convert to fraction form
    590.41/886.05 = 554.56/x
  3. Step 3: Cross multiply
    590.41x = 886.05 × 554.56
  4. Step 4: Simplify right side
    590.41x = 491,367.89
  5. Step 5: Solve for x
    x = 491,367.89/590.41
  6. Step 6: Final answer
    x = 832.25

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.