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Finding the Fourth Proportional to 534.26, 737.14 and 313.26

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Solution

The fourth proportional to 534.26, 737.14 and 313.26 is: 432.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    534.26 : 737.14 = 313.26 : x
  2. Step 2: Convert to fraction form
    534.26/737.14 = 313.26/x
  3. Step 3: Cross multiply
    534.26x = 737.14 × 313.26
  4. Step 4: Simplify right side
    534.26x = 230,916.48
  5. Step 5: Solve for x
    x = 230,916.48/534.26
  6. Step 6: Final answer
    x = 432.22

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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.