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Finding the Fourth Proportional to 432.90, 598.03 and 335.90

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Solution

The fourth proportional to 432.90, 598.03 and 335.90 is: 464.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    432.90 : 598.03 = 335.90 : x
  2. Step 2: Convert to fraction form
    432.90/598.03 = 335.90/x
  3. Step 3: Cross multiply
    432.90x = 598.03 × 335.90
  4. Step 4: Simplify right side
    432.90x = 200,878.93
  5. Step 5: Solve for x
    x = 200,878.93/432.90
  6. Step 6: Final answer
    x = 464.03

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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.