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Finding the Fourth Proportional to 410.34, 565.92 and 277.26

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Solution

The fourth proportional to 410.34, 565.92 and 277.26 is: 382.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    410.34 : 565.92 = 277.26 : x
  2. Step 2: Convert to fraction form
    410.34/565.92 = 277.26/x
  3. Step 3: Cross multiply
    410.34x = 565.92 × 277.26
  4. Step 4: Simplify right side
    410.34x = 156,906.98
  5. Step 5: Solve for x
    x = 156,906.98/410.34
  6. Step 6: Final answer
    x = 382.38

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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.