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Finding the Fourth Proportional to 537.36, 741.56 and 304.48

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Solution

The fourth proportional to 537.36, 741.56 and 304.48 is: 420.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    537.36 : 741.56 = 304.48 : x
  2. Step 2: Convert to fraction form
    537.36/741.56 = 304.48/x
  3. Step 3: Cross multiply
    537.36x = 741.56 × 304.48
  4. Step 4: Simplify right side
    537.36x = 225,790.19
  5. Step 5: Solve for x
    x = 225,790.19/537.36
  6. Step 6: Final answer
    x = 420.18

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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.