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Finding the Fourth Proportional to 573.96, 792.28 and 377.52

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Solution

The fourth proportional to 573.96, 792.28 and 377.52 is: 521.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    573.96 : 792.28 = 377.52 : x
  2. Step 2: Convert to fraction form
    573.96/792.28 = 377.52/x
  3. Step 3: Cross multiply
    573.96x = 792.28 × 377.52
  4. Step 4: Simplify right side
    573.96x = 299,101.55
  5. Step 5: Solve for x
    x = 299,101.55/573.96
  6. Step 6: Final answer
    x = 521.12

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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.