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Finding the Fourth Proportional to 432.03, 596.18 and 242.99

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Solution

The fourth proportional to 432.03, 596.18 and 242.99 is: 335.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    432.03 : 596.18 = 242.99 : x
  2. Step 2: Convert to fraction form
    432.03/596.18 = 242.99/x
  3. Step 3: Cross multiply
    432.03x = 596.18 × 242.99
  4. Step 4: Simplify right side
    432.03x = 144,865.78
  5. Step 5: Solve for x
    x = 144,865.78/432.03
  6. Step 6: Final answer
    x = 335.31

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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.