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Finding the Fourth Proportional to 459.56, 634 and 263.04

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Solution

The fourth proportional to 459.56, 634 and 263.04 is: 362.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    459.56 : 634 = 263.04 : x
  2. Step 2: Convert to fraction form
    459.56/634 = 263.04/x
  3. Step 3: Cross multiply
    459.56x = 634 × 263.04
  4. Step 4: Simplify right side
    459.56x = 166,767.36
  5. Step 5: Solve for x
    x = 166,767.36/459.56
  6. Step 6: Final answer
    x = 362.88

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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.