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Finding the Fourth Proportional to 432.94, 597.45 and 236.47

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Solution

The fourth proportional to 432.94, 597.45 and 236.47 is: 326.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    432.94 : 597.45 = 236.47 : x
  2. Step 2: Convert to fraction form
    432.94/597.45 = 236.47/x
  3. Step 3: Cross multiply
    432.94x = 597.45 × 236.47
  4. Step 4: Simplify right side
    432.94x = 141,276.01
  5. Step 5: Solve for x
    x = 141,276.01/432.94
  6. Step 6: Final answer
    x = 326.32

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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.