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Finding the Fourth Proportional to 588.60, 812.27 and 326.62

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Solution

The fourth proportional to 588.60, 812.27 and 326.62 is: 450.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    588.60 : 812.27 = 326.62 : x
  2. Step 2: Convert to fraction form
    588.60/812.27 = 326.62/x
  3. Step 3: Cross multiply
    588.60x = 812.27 × 326.62
  4. Step 4: Simplify right side
    588.60x = 265,303.63
  5. Step 5: Solve for x
    x = 265,303.63/588.60
  6. Step 6: Final answer
    x = 450.74

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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.