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Finding the Fourth Proportional to 537.49, 741.67 and 301.42

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Solution

The fourth proportional to 537.49, 741.67 and 301.42 is: 415.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    537.49 : 741.67 = 301.42 : x
  2. Step 2: Convert to fraction form
    537.49/741.67 = 301.42/x
  3. Step 3: Cross multiply
    537.49x = 741.67 × 301.42
  4. Step 4: Simplify right side
    537.49x = 223,554.17
  5. Step 5: Solve for x
    x = 223,554.17/537.49
  6. Step 6: Final answer
    x = 415.92

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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.