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Finding the Fourth Proportional to 592.50, 817.76 and 382.94

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Solution

The fourth proportional to 592.50, 817.76 and 382.94 is: 528.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    592.50 : 817.76 = 382.94 : x
  2. Step 2: Convert to fraction form
    592.50/817.76 = 382.94/x
  3. Step 3: Cross multiply
    592.50x = 817.76 × 382.94
  4. Step 4: Simplify right side
    592.50x = 313,153.01
  5. Step 5: Solve for x
    x = 313,153.01/592.50
  6. Step 6: Final answer
    x = 528.53

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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.