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Finding the Fourth Proportional to 432.65, 597.05 and 236.17

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Solution

The fourth proportional to 432.65, 597.05 and 236.17 is: 325.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    432.65 : 597.05 = 236.17 : x
  2. Step 2: Convert to fraction form
    432.65/597.05 = 236.17/x
  3. Step 3: Cross multiply
    432.65x = 597.05 × 236.17
  4. Step 4: Simplify right side
    432.65x = 141,005.30
  5. Step 5: Solve for x
    x = 141,005.30/432.65
  6. Step 6: Final answer
    x = 325.91

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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.