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Finding the Fourth Proportional to 458.84, 633.27 and 262.35

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Solution

The fourth proportional to 458.84, 633.27 and 262.35 is: 362.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    458.84 : 633.27 = 262.35 : x
  2. Step 2: Convert to fraction form
    458.84/633.27 = 262.35/x
  3. Step 3: Cross multiply
    458.84x = 633.27 × 262.35
  4. Step 4: Simplify right side
    458.84x = 166,138.38
  5. Step 5: Solve for x
    x = 166,138.38/458.84
  6. Step 6: Final answer
    x = 362.08

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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.