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Finding the Fourth Proportional to 536.52, 741.32 and 426.96

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Solution

The fourth proportional to 536.52, 741.32 and 426.96 is: 589.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    536.52 : 741.32 = 426.96 : x
  2. Step 2: Convert to fraction form
    536.52/741.32 = 426.96/x
  3. Step 3: Cross multiply
    536.52x = 741.32 × 426.96
  4. Step 4: Simplify right side
    536.52x = 316,513.99
  5. Step 5: Solve for x
    x = 316,513.99/536.52
  6. Step 6: Final answer
    x = 589.94

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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.