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Finding the Fourth Proportional to 432.75, 597.20 and 246.18

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Solution

The fourth proportional to 432.75, 597.20 and 246.18 is: 339.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    432.75 : 597.20 = 246.18 : x
  2. Step 2: Convert to fraction form
    432.75/597.20 = 246.18/x
  3. Step 3: Cross multiply
    432.75x = 597.20 × 246.18
  4. Step 4: Simplify right side
    432.75x = 147,018.70
  5. Step 5: Solve for x
    x = 147,018.70/432.75
  6. Step 6: Final answer
    x = 339.73

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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.