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Finding the Fourth Proportional to 459.01, 633.44 and 359.55

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Solution

The fourth proportional to 459.01, 633.44 and 359.55 is: 496.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    459.01 : 633.44 = 359.55 : x
  2. Step 2: Convert to fraction form
    459.01/633.44 = 359.55/x
  3. Step 3: Cross multiply
    459.01x = 633.44 × 359.55
  4. Step 4: Simplify right side
    459.01x = 227,754.25
  5. Step 5: Solve for x
    x = 227,754.25/459.01
  6. Step 6: Final answer
    x = 496.18

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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.