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Finding the Fourth Proportional to 356.10, 533.19 and 184.74

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Solution

The fourth proportional to 356.10, 533.19 and 184.74 is: 276.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    356.10 : 533.19 = 184.74 : x
  2. Step 2: Convert to fraction form
    356.10/533.19 = 184.74/x
  3. Step 3: Cross multiply
    356.10x = 533.19 × 184.74
  4. Step 4: Simplify right side
    356.10x = 98,501.52
  5. Step 5: Solve for x
    x = 98,501.52/356.10
  6. Step 6: Final answer
    x = 276.61

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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.