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Finding the Fourth Proportional to 432.88, 597.44 and 267.18

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Solution

The fourth proportional to 432.88, 597.44 and 267.18 is: 368.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    432.88 : 597.44 = 267.18 : x
  2. Step 2: Convert to fraction form
    432.88/597.44 = 267.18/x
  3. Step 3: Cross multiply
    432.88x = 597.44 × 267.18
  4. Step 4: Simplify right side
    432.88x = 159,624.02
  5. Step 5: Solve for x
    x = 159,624.02/432.88
  6. Step 6: Final answer
    x = 368.75

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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.