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Finding the Fourth Proportional to 415.52, 623.33 and 184.35

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Solution

The fourth proportional to 415.52, 623.33 and 184.35 is: 276.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    415.52 : 623.33 = 184.35 : x
  2. Step 2: Convert to fraction form
    415.52/623.33 = 184.35/x
  3. Step 3: Cross multiply
    415.52x = 623.33 × 184.35
  4. Step 4: Simplify right side
    415.52x = 114,909.96
  5. Step 5: Solve for x
    x = 114,909.96/415.52
  6. Step 6: Final answer
    x = 276.55

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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.