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Finding the Fourth Proportional to 440.50, 660.87 and 184.02

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Solution

The fourth proportional to 440.50, 660.87 and 184.02 is: 276.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    440.50 : 660.87 = 184.02 : x
  2. Step 2: Convert to fraction form
    440.50/660.87 = 184.02/x
  3. Step 3: Cross multiply
    440.50x = 660.87 × 184.02
  4. Step 4: Simplify right side
    440.50x = 121,613.30
  5. Step 5: Solve for x
    x = 121,613.30/440.50
  6. Step 6: Final answer
    x = 276.08

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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.