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Finding the Fourth Proportional to 432.11, 596.34 and 292.25

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Solution

The fourth proportional to 432.11, 596.34 and 292.25 is: 403.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    432.11 : 596.34 = 292.25 : x
  2. Step 2: Convert to fraction form
    432.11/596.34 = 292.25/x
  3. Step 3: Cross multiply
    432.11x = 596.34 × 292.25
  4. Step 4: Simplify right side
    432.11x = 174,277.38
  5. Step 5: Solve for x
    x = 174,277.38/432.11
  6. Step 6: Final answer
    x = 403.32

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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.