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Finding the Fourth Proportional to 374, 516.14 and 234.04

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Solution

The fourth proportional to 374, 516.14 and 234.04 is: 322.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    374 : 516.14 = 234.04 : x
  2. Step 2: Convert to fraction form
    374/516.14 = 234.04/x
  3. Step 3: Cross multiply
    374x = 516.14 × 234.04
  4. Step 4: Simplify right side
    374x = 120,797.41
  5. Step 5: Solve for x
    x = 120,797.41/374
  6. Step 6: Final answer
    x = 322.99

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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.