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Finding the Fourth Proportional to 432.73, 596.66 and 322.03

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Solution

The fourth proportional to 432.73, 596.66 and 322.03 is: 444.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    432.73 : 596.66 = 322.03 : x
  2. Step 2: Convert to fraction form
    432.73/596.66 = 322.03/x
  3. Step 3: Cross multiply
    432.73x = 596.66 × 322.03
  4. Step 4: Simplify right side
    432.73x = 192,142.42
  5. Step 5: Solve for x
    x = 192,142.42/432.73
  6. Step 6: Final answer
    x = 444.02

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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.