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Finding the Fourth Proportional to 592.17, 816.83 and 426.12

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Solution

The fourth proportional to 592.17, 816.83 and 426.12 is: 587.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    592.17 : 816.83 = 426.12 : x
  2. Step 2: Convert to fraction form
    592.17/816.83 = 426.12/x
  3. Step 3: Cross multiply
    592.17x = 816.83 × 426.12
  4. Step 4: Simplify right side
    592.17x = 348,065.47
  5. Step 5: Solve for x
    x = 348,065.47/592.17
  6. Step 6: Final answer
    x = 587.78

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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.