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Finding the Fourth Proportional to 531.36, 797.16 and 184.71

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Solution

The fourth proportional to 531.36, 797.16 and 184.71 is: 277.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    531.36 : 797.16 = 184.71 : x
  2. Step 2: Convert to fraction form
    531.36/797.16 = 184.71/x
  3. Step 3: Cross multiply
    531.36x = 797.16 × 184.71
  4. Step 4: Simplify right side
    531.36x = 147,243.42
  5. Step 5: Solve for x
    x = 147,243.42/531.36
  6. Step 6: Final answer
    x = 277.11

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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.