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Finding the Fourth Proportional to 560.92, 773.26 and 374.34

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Solution

The fourth proportional to 560.92, 773.26 and 374.34 is: 516.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    560.92 : 773.26 = 374.34 : x
  2. Step 2: Convert to fraction form
    560.92/773.26 = 374.34/x
  3. Step 3: Cross multiply
    560.92x = 773.26 × 374.34
  4. Step 4: Simplify right side
    560.92x = 289,462.15
  5. Step 5: Solve for x
    x = 289,462.15/560.92
  6. Step 6: Final answer
    x = 516.05

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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.