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Finding the Fourth Proportional to 433.82, 598.38 and 292.08

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Solution

The fourth proportional to 433.82, 598.38 and 292.08 is: 402.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    433.82 : 598.38 = 292.08 : x
  2. Step 2: Convert to fraction form
    433.82/598.38 = 292.08/x
  3. Step 3: Cross multiply
    433.82x = 598.38 × 292.08
  4. Step 4: Simplify right side
    433.82x = 174,774.83
  5. Step 5: Solve for x
    x = 174,774.83/433.82
  6. Step 6: Final answer
    x = 402.87

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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.