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Finding the Fourth Proportional to 592.40, 884.04 and 520.41

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Solution

The fourth proportional to 592.40, 884.04 and 520.41 is: 776.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    592.40 : 884.04 = 520.41 : x
  2. Step 2: Convert to fraction form
    592.40/884.04 = 520.41/x
  3. Step 3: Cross multiply
    592.40x = 884.04 × 520.41
  4. Step 4: Simplify right side
    592.40x = 460,063.26
  5. Step 5: Solve for x
    x = 460,063.26/592.40
  6. Step 6: Final answer
    x = 776.61

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.