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Finding the Fourth Proportional to 622.95, 934.24 and 184.30

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Solution

The fourth proportional to 622.95, 934.24 and 184.30 is: 276.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    622.95 : 934.24 = 184.30 : x
  2. Step 2: Convert to fraction form
    622.95/934.24 = 184.30/x
  3. Step 3: Cross multiply
    622.95x = 934.24 × 184.30
  4. Step 4: Simplify right side
    622.95x = 172,180.43
  5. Step 5: Solve for x
    x = 172,180.43/622.95
  6. Step 6: Final answer
    x = 276.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.