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Finding the Fourth Proportional to 437.54, 656.44 and 232.08

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Solution

The fourth proportional to 437.54, 656.44 and 232.08 is: 348.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    437.54 : 656.44 = 232.08 : x
  2. Step 2: Convert to fraction form
    437.54/656.44 = 232.08/x
  3. Step 3: Cross multiply
    437.54x = 656.44 × 232.08
  4. Step 4: Simplify right side
    437.54x = 152,346.02
  5. Step 5: Solve for x
    x = 152,346.02/437.54
  6. Step 6: Final answer
    x = 348.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.