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Finding the Fourth Proportional to 433.94, 598.16 and 340.46

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Solution

The fourth proportional to 433.94, 598.16 and 340.46 is: 469.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    433.94 : 598.16 = 340.46 : x
  2. Step 2: Convert to fraction form
    433.94/598.16 = 340.46/x
  3. Step 3: Cross multiply
    433.94x = 598.16 × 340.46
  4. Step 4: Simplify right side
    433.94x = 203,649.55
  5. Step 5: Solve for x
    x = 203,649.55/433.94
  6. Step 6: Final answer
    x = 469.30

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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.