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Finding the Fourth Proportional to 334.52, 460.63 and 315.04

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Solution

The fourth proportional to 334.52, 460.63 and 315.04 is: 433.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    334.52 : 460.63 = 315.04 : x
  2. Step 2: Convert to fraction form
    334.52/460.63 = 315.04/x
  3. Step 3: Cross multiply
    334.52x = 460.63 × 315.04
  4. Step 4: Simplify right side
    334.52x = 145,114.57
  5. Step 5: Solve for x
    x = 145,114.57/334.52
  6. Step 6: Final answer
    x = 433.80

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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.