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Finding the Fourth Proportional to 432.59, 596.82 and 266.84

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Solution

The fourth proportional to 432.59, 596.82 and 266.84 is: 368.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    432.59 : 596.82 = 266.84 : x
  2. Step 2: Convert to fraction form
    432.59/596.82 = 266.84/x
  3. Step 3: Cross multiply
    432.59x = 596.82 × 266.84
  4. Step 4: Simplify right side
    432.59x = 159,252.46
  5. Step 5: Solve for x
    x = 159,252.46/432.59
  6. Step 6: Final answer
    x = 368.14

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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.