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Finding the Fourth Proportional to 459.02, 632.50 and 409.37

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Solution

The fourth proportional to 459.02, 632.50 and 409.37 is: 564.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    459.02 : 632.50 = 409.37 : x
  2. Step 2: Convert to fraction form
    459.02/632.50 = 409.37/x
  3. Step 3: Cross multiply
    459.02x = 632.50 × 409.37
  4. Step 4: Simplify right side
    459.02x = 258,926.53
  5. Step 5: Solve for x
    x = 258,926.53/459.02
  6. Step 6: Final answer
    x = 564.09

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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.