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Finding the Fourth Proportional to 588.86, 812.58 and 352.94

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Solution

The fourth proportional to 588.86, 812.58 and 352.94 is: 487.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    588.86 : 812.58 = 352.94 : x
  2. Step 2: Convert to fraction form
    588.86/812.58 = 352.94/x
  3. Step 3: Cross multiply
    588.86x = 812.58 × 352.94
  4. Step 4: Simplify right side
    588.86x = 286,787.92
  5. Step 5: Solve for x
    x = 286,787.92/588.86
  6. Step 6: Final answer
    x = 487.03

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Why These Related Problems?

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