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Finding the Fourth Proportional to 531.09, 796.35 and 184.38

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Solution

The fourth proportional to 531.09, 796.35 and 184.38 is: 276.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    531.09 : 796.35 = 184.38 : x
  2. Step 2: Convert to fraction form
    531.09/796.35 = 184.38/x
  3. Step 3: Cross multiply
    531.09x = 796.35 × 184.38
  4. Step 4: Simplify right side
    531.09x = 146,831.01
  5. Step 5: Solve for x
    x = 146,831.01/531.09
  6. Step 6: Final answer
    x = 276.47

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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.